137487706528 has 12 divisors (see below), whose sum is σ = 270678922290. Its totient is φ = 68743853248.

The previous prime is 137487706519. The next prime is 137487706553. The reversal of 137487706528 is 825607784731.

It can be written as a sum of positive squares in only one way, i.e., 113873852304 + 23613854224 = 337452^2 + 153668^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2148245383 + ... + 2148245446.

Almost surely, 2^137487706528 is an apocalyptic number.

It is an amenable number.

137487706528 is a deficient number, since it is larger than the sum of its proper divisors (133191215762).

137487706528 is an equidigital number, since it uses as much as digits as its factorization.

137487706528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4296490839 (or 4296490831 counting only the distinct ones).

The product of its (nonzero) digits is 15805440, while the sum is 58.

The spelling of 137487706528 in words is "one hundred thirty-seven billion, four hundred eighty-seven million, seven hundred six thousand, five hundred twenty-eight".