163113604555 has 32 divisors (see below), whose sum is σ = 226681970688. Its totient is φ = 111358195200.

The previous prime is 163113604553. The next prime is 163113604567. The reversal of 163113604555 is 555406311361.

It is not a de Polignac number, because 163113604555 - 2¹ = 163113604553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (163113604553) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 130360 + ... + 585850.

It is an arithmetic number, because the mean of its divisors is an integer number (7083811584).

Almost surely, 2^163113604555 is an apocalyptic number.

163113604555 is a deficient number, since it is larger than the sum of its proper divisors (63568366133).

163113604555 is a wasteful number, since it uses less digits than its factorization.

163113604555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 455907.

The product of its (nonzero) digits is 162000, while the sum is 40.

The spelling of 163113604555 in words is "one hundred sixty-three billion, one hundred thirteen million, six hundred four thousand, five hundred fifty-five".