155016657667012 has 24 divisors (see below), whose sum is σ = 271665376742592. Its totient is φ = 77397991159200.

The previous prime is 155016657666931. The next prime is 155016657667019. The reversal of 155016657667012 is 210766756610551.

It is not an unprimeable number, because it can be changed into a prime (155016657667019) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48080337 + ... + 51203047.

It is an arithmetic number, because the mean of its divisors is an integer number (11319390697608).

Almost surely, 2^{155016657667012} is an apocalyptic number.

It is an amenable number.

155016657667012 is a deficient number, since it is larger than the sum of its proper divisors (116648719075580).

155016657667012 is a wasteful number, since it uses less digits than its factorization.

155016657667012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3140379 (or 3140377 counting only the distinct ones).

The product of its (nonzero) digits is 15876000, while the sum is 58.

The spelling of 155016657667012 in words is "one hundred fifty-five trillion, sixteen billion, six hundred fifty-seven million, six hundred sixty-seven thousand, twelve".