157540266620001 has 12 divisors (see below), whose sum is σ = 232399825936512. Its totient is φ = 102792230702136.

The previous prime is 157540266619991. The next prime is 157540266620029. The reversal of 157540266620001 is 100026662045751.

It is not a de Polignac number, because 157540266620001 - 2⁷ = 157540266619873 is a prime.

It is not an unprimeable number, because it can be changed into a prime (157540266620201) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 186217808821 + ... + 186217809666.

It is an arithmetic number, because the mean of its divisors is an integer number (19366652161376).

Almost surely, 2^{157540266620001} is an apocalyptic number.

It is an amenable number.

157540266620001 is a deficient number, since it is larger than the sum of its proper divisors (74859559316511).

157540266620001 is a wasteful number, since it uses less digits than its factorization.

157540266620001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 372435618540 (or 372435618537 counting only the distinct ones).

The product of its (nonzero) digits is 604800, while the sum is 45.

The spelling of 157540266620001 in words is "one hundred fifty-seven trillion, five hundred forty billion, two hundred sixty-six million, six hundred twenty thousand, one".