16377865254 has 64 divisors (see below), whose sum is σ = 39202836480. Its totient is φ = 5053466880.

The previous prime is 16377865249. The next prime is 16377865261. The reversal of 16377865254 is 45256877361.

16377865254 is a `hidden beast` number, since 1 + 6 + 37 + 7 + 86 + 525 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 16377865254.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 174187 + ... + 251190.

It is an arithmetic number, because the mean of its divisors is an integer number (612544320).

Almost surely, 2^16377865254 is an apocalyptic number.

16377865254 is an abundant number, since it is smaller than the sum of its proper divisors (22824971226).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16377865254 is a wasteful number, since it uses less digits than its factorization.

16377865254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 425442 (or 425436 counting only the distinct ones).

The product of its digits is 8467200, while the sum is 54.

The spelling of 16377865254 in words is "sixteen billion, three hundred seventy-seven million, eight hundred sixty-five thousand, two hundred fifty-four".