70137501250 has 20 divisors (see below), whose sum is σ = 131465734686. Its totient is φ = 28055000000.

The previous prime is 70137501193. The next prime is 70137501253. The reversal of 70137501250 is 5210573107.

It can be written as a sum of positive squares in 5 ways, for example, as 2861073121 + 67276428129 = 53489^2 + 259377^2 .

It is not an unprimeable number, because it can be changed into a prime (70137501253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 28053751 + ... + 28056250.

Almost surely, 2^70137501250 is an apocalyptic number.

70137501250 is a deficient number, since it is larger than the sum of its proper divisors (61328233436).

70137501250 is an equidigital number, since it uses as much as digits as its factorization.

70137501250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56110023 (or 56110008 counting only the distinct ones).

The product of its (nonzero) digits is 7350, while the sum is 31.

The spelling of 70137501250 in words is "seventy billion, one hundred thirty-seven million, five hundred one thousand, two hundred fifty".