55813701 has 4 divisors (see below), whose sum is σ = 74418272. Its totient is φ = 37209132.

The previous prime is 55813691. The next prime is 55813741. The reversal of 55813701 is 10731855.

55813701 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 55813701 - 2⁷ = 55813573 is a prime.

It is a super-3 number, since 3×55813701³ (a number of 24 digits) contains 333 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55813741) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9302281 + ... + 9302286.

It is an arithmetic number, because the mean of its divisors is an integer number (18604568).

Almost surely, 2^55813701 is an apocalyptic number.

It is an amenable number.

55813701 is a deficient number, since it is larger than the sum of its proper divisors (18604571).

55813701 is a wasteful number, since it uses less digits than its factorization.

55813701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18604570.

The product of its (nonzero) digits is 4200, while the sum is 30.

The square root of 55813701 is about 7470.8567781748. The cubic root of 55813701 is about 382.1615066817.

The spelling of 55813701 in words is "fifty-five million, eight hundred thirteen thousand, seven hundred one".