19936176045 has 32 divisors (see below), whose sum is σ = 32521813632. Its totient is φ = 10424923392.

The previous prime is 19936176023. The next prime is 19936176059. The reversal of 19936176045 is 54067163991.

It is not a de Polignac number, because 19936176045 - 2⁸ = 19936175789 is a prime.

It is a super-2 number, since 2×19936176045² (a number of 21 digits) contains 22 as substring.

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, 1285759 + ... + 1301171.

It is an arithmetic number, because the mean of its divisors is an integer number (1016306676).

Almost surely, 2^19936176045 is an apocalyptic number.

19936176045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

19936176045 is a deficient number, since it is larger than the sum of its proper divisors (12585637587).

19936176045 is a wasteful number, since it uses less digits than its factorization.

19936176045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17101.

The product of its (nonzero) digits is 1224720, while the sum is 51.

The spelling of 19936176045 in words is "nineteen billion, nine hundred thirty-six million, one hundred seventy-six thousand, forty-five".