16775890552 has 32 divisors (see below), whose sum is σ = 33671520000. Its totient is φ = 7811784288.

The previous prime is 16775890519. The next prime is 16775890553. The reversal of 16775890552 is 25509857761.

It is a junction number, because it is equal to n+sod(n) for n = 16775890493 and 16775890502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16775890553) 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, 926352 + ... + 944287.

It is an arithmetic number, because the mean of its divisors is an integer number (1052235000).

Almost surely, 2^16775890552 is an apocalyptic number.

It is an amenable number.

16775890552 is an abundant number, since it is smaller than the sum of its proper divisors (16895629448).

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

16775890552 is a wasteful number, since it uses less digits than its factorization.

16775890552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1870723 (or 1870719 counting only the distinct ones).

The product of its (nonzero) digits is 5292000, while the sum is 55.

The spelling of 16775890552 in words is "sixteen billion, seven hundred seventy-five million, eight hundred ninety thousand, five hundred fifty-two".