137018561930 has 8 divisors (see below), whose sum is σ = 246633411492. Its totient is φ = 54807424768.

The previous prime is 137018561909. The next prime is 137018561969. The reversal of 137018561930 is 39165810731.

It can be written as a sum of positive squares in 2 ways, for example, as 136843025929 + 175536001 = 369923^2 + 13249^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6850928087 + ... + 6850928106.

Almost surely, 2^137018561930 is an apocalyptic number.

137018561930 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

137018561930 is a deficient number, since it is larger than the sum of its proper divisors (109614849562).

137018561930 is a wasteful number, since it uses less digits than its factorization.

137018561930 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13701856200.

The product of its (nonzero) digits is 136080, while the sum is 44.

The spelling of 137018561930 in words is "one hundred thirty-seven billion, eighteen million, five hundred sixty-one thousand, nine hundred thirty".