136025587980 has 48 divisors (see below), whose sum is σ = 423190719840. Its totient is φ = 36273489984.

The previous prime is 136025587979. The next prime is 136025588033. The reversal of 136025587980 is 89785520631.

136025587980 is a `hidden beast` number, since 1 + 3 + 6 + 0 + 2 + 558 + 7 + 9 + 80 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 125949079 + ... + 125950158.

It is an arithmetic number, because the mean of its divisors is an integer number (8816473330).

Almost surely, 2^136025587980 is an apocalyptic number.

136025587980 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

136025587980 is an abundant number, since it is smaller than the sum of its proper divisors (287165131860).

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

136025587980 is a wasteful number, since it uses less digits than its factorization.

136025587980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251899255 (or 251899247 counting only the distinct ones).

The product of its (nonzero) digits is 3628800, while the sum is 54.

The spelling of 136025587980 in words is "one hundred thirty-six billion, twenty-five million, five hundred eighty-seven thousand, nine hundred eighty".