16922661504 has 256 divisors, whose sum is σ = 52575989760. Its totient is φ = 4723200000.

The previous prime is 16922661491. The next prime is 16922661527. The reversal of 16922661504 is 40516622961.

It is a Harshad number since it is a multiple of its sum of digits (42).

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, 22533129 + ... + 22533879.

It is an arithmetic number, because the mean of its divisors is an integer number (205374960).

Almost surely, 2^16922661504 is an apocalyptic number.

16922661504 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16922661504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26287994880).

16922661504 is an abundant number, since it is smaller than the sum of its proper divisors (35653328256).

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

16922661504 is a wasteful number, since it uses less digits than its factorization.

16922661504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 959 (or 947 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 42.

The spelling of 16922661504 in words is "sixteen billion, nine hundred twenty-two million, six hundred sixty-one thousand, five hundred four".