157775655181127 has 16 divisors (see below), whose sum is σ = 161769256704000. Its totient is φ = 153809756243520.

The previous prime is 157775655181093. The next prime is 157775655181219. The reversal of 157775655181127 is 721181556577751.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 157775655181127 - 2⁶ = 157775655181063 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (157775655181927) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5976227 + ... + 18742107.

It is an arithmetic number, because the mean of its divisors is an integer number (10110578544000).

Almost surely, 2^{157775655181127} is an apocalyptic number.

157775655181127 is a deficient number, since it is larger than the sum of its proper divisors (3993601522873).

157775655181127 is a wasteful number, since it uses less digits than its factorization.

157775655181127 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12766966.

The product of its digits is 144060000, while the sum is 68.

The spelling of 157775655181127 in words is "one hundred fifty-seven trillion, seven hundred seventy-five billion, six hundred fifty-five million, one hundred eighty-one thousand, one hundred twenty-seven".