53124400426 has 4 divisors (see below), whose sum is σ = 79686600642. Its totient is φ = 26562200212.

The previous prime is 53124400423. The next prime is 53124400451. The reversal of 53124400426 is 62400442135.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 38007452025 + 15116948401 = 194955^2 + 122951^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (53124400423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13281100105 + ... + 13281100108.

Almost surely, 2^53124400426 is an apocalyptic number.

53124400426 is a deficient number, since it is larger than the sum of its proper divisors (26562200216).

53124400426 is a wasteful number, since it uses less digits than its factorization.

53124400426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26562200215.

The product of its (nonzero) digits is 23040, while the sum is 31.

The spelling of 53124400426 in words is "fifty-three billion, one hundred twenty-four million, four hundred thousand, four hundred twenty-six".