163926655004 has 48 divisors (see below), whose sum is σ = 359109132480. Its totient is φ = 63841612800.

The previous prime is 163926654959. The next prime is 163926655007. The reversal of 163926655004 is 400556629361.

It is a self number, because there is not a number n which added to its sum of digits gives 163926655004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163926655007) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5923847 + ... + 5951454.

It is an arithmetic number, because the mean of its divisors is an integer number (7481440260).

Almost surely, 2^163926655004 is an apocalyptic number.

163926655004 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

163926655004 is an abundant number, since it is smaller than the sum of its proper divisors (195182477476).

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

163926655004 is a wasteful number, since it uses less digits than its factorization.

163926655004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11875358 (or 11875356 counting only the distinct ones).

The product of its (nonzero) digits is 1166400, while the sum is 47.

The spelling of 163926655004 in words is "one hundred sixty-three billion, nine hundred twenty-six million, six hundred fifty-five thousand, four".