377161421 has 8 divisors (see below), whose sum is σ = 464198784. Its totient is φ = 298413360.

The previous prime is 377161361. The next prime is 377161427. The reversal of 377161421 is 124161773.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 377161421 - 2⁶ = 377161357 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (377161427) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2072225 + ... + 2072406.

It is an arithmetic number, because the mean of its divisors is an integer number (58024848).

Almost surely, 2^377161421 is an apocalyptic number.

It is an amenable number.

377161421 is a deficient number, since it is larger than the sum of its proper divisors (87037363).

377161421 is a wasteful number, since it uses less digits than its factorization.

377161421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4144651.

The product of its digits is 7056, while the sum is 32.

The square root of 377161421 is about 19420.6441963185. The cubic root of 377161421 is about 722.5076022396.

The spelling of 377161421 in words is "three hundred seventy-seven million, one hundred sixty-one thousand, four hundred twenty-one".