8152161999900 has 144 divisors (see below), whose sum is σ = 24585966980736. Its totient is φ = 2083585870080.

The previous prime is 8152161999893. The next prime is 8152161999979. The reversal of 8152161999900 is 99991612518.

It is a super-2 number, since 2×8152161999900² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (60).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4737114 + ... + 6224513.

Almost surely, 2^{8152161999900} is an apocalyptic number.

It is an amenable number.

8152161999900 is an abundant number, since it is smaller than the sum of its proper divisors (16433804980836).

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

8152161999900 is a wasteful number, since it uses less digits than its factorization.

8152161999900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10961748 (or 10961741 counting only the distinct ones).

The product of its (nonzero) digits is 3149280, while the sum is 60.

The spelling of 8152161999900 in words is "eight trillion, one hundred fifty-two billion, one hundred sixty-one million, nine hundred ninety-nine thousand, nine hundred".