20130132029976 has 96 divisors (see below), whose sum is σ = 57787074062640. Its totient is φ = 6308666394624.

The previous prime is 20130132029963. The next prime is 20130132029977. The reversal of 20130132029976 is 67992023103102.

20130132029976 is a `hidden beast` number, since 2 + 0 + 1 + 30 + 1 + 320 + 299 + 7 + 6 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20130132029977) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7524181 + ... + 9842436.

Almost surely, 2^{20130132029976} is an apocalyptic number.

It is an amenable number.

20130132029976 is an abundant number, since it is smaller than the sum of its proper divisors (37656942032664).

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

20130132029976 is a wasteful number, since it uses less digits than its factorization.

20130132029976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17367593 (or 17367586 counting only the distinct ones).

The product of its (nonzero) digits is 244944, while the sum is 45.

The spelling of 20130132029976 in words is "twenty trillion, one hundred thirty billion, one hundred thirty-two million, twenty-nine thousand, nine hundred seventy-six".