137486872240 has 80 divisors (see below), whose sum is σ = 320815404000. Its totient is φ = 54795800576.

The previous prime is 137486872217. The next prime is 137486872283. The reversal of 137486872240 is 42278684731.

137486872240 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (80).

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, 33953736 + ... + 33957784.

It is an arithmetic number, because the mean of its divisors is an integer number (4010192550).

Almost surely, 2^137486872240 is an apocalyptic number.

137486872240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

137486872240 is an abundant number, since it is smaller than the sum of its proper divisors (183328531760).

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

137486872240 is a wasteful number, since it uses less digits than its factorization.

137486872240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5494 (or 5488 counting only the distinct ones).

The product of its (nonzero) digits is 3612672, while the sum is 52.

The spelling of 137486872240 in words is "one hundred thirty-seven billion, four hundred eighty-six million, eight hundred seventy-two thousand, two hundred forty".