137535206732 has 48 divisors (see below), whose sum is σ = 309756733440. Its totient is φ = 51856588800.

The previous prime is 137535206723. The next prime is 137535206747. The reversal of 137535206732 is 237602535731.

It is a Harshad number since it is a multiple of its sum of digits (44).

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, 7192757 + ... + 7211852.

It is an arithmetic number, because the mean of its divisors is an integer number (6453265280).

Almost surely, 2^137535206732 is an apocalyptic number.

It is an amenable number.

137535206732 is an abundant number, since it is smaller than the sum of its proper divisors (172221526708).

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

137535206732 is a wasteful number, since it uses less digits than its factorization.

137535206732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14404662 (or 14404660 counting only the distinct ones).

The product of its (nonzero) digits is 793800, while the sum is 44.

The spelling of 137535206732 in words is "one hundred thirty-seven billion, five hundred thirty-five million, two hundred six thousand, seven hundred thirty-two".