130154631485842 has 16 divisors (see below), whose sum is σ = 196702343750520. Its totient is φ = 64587402631168.

The previous prime is 130154631485831. The next prime is 130154631485861. The reversal of 130154631485842 is 248584136451031.

It can be written as a sum of positive squares in 4 ways, for example, as 67649621553721 + 62505009932121 = 8224939^2 + 7906011^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53574967 + ... + 55951642.

Almost surely, 2^{130154631485842} is an apocalyptic number.

130154631485842 is a deficient number, since it is larger than the sum of its proper divisors (66547712264678).

130154631485842 is a wasteful number, since it uses less digits than its factorization.

130154631485842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109531085.

The product of its (nonzero) digits is 11059200, while the sum is 55.

The spelling of 130154631485842 in words is "one hundred thirty trillion, one hundred fifty-four billion, six hundred thirty-one million, four hundred eighty-five thousand, eight hundred forty-two".