157775655181128 has 64 divisors (see below), whose sum is σ = 408042224654400. Its totient is φ = 50778155608320.

The previous prime is 157775655181093. The next prime is 157775655181219. The reversal of 157775655181128 is 821181556577751.

157775655181128 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 280989138 + ... + 281550078.

It is an arithmetic number, because the mean of its divisors is an integer number (6375659760225).

Almost surely, 2^{157775655181128} is an apocalyptic number.

It is an amenable number.

157775655181128 is an abundant number, since it is smaller than the sum of its proper divisors (250266569473272).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

157775655181128 is a wasteful number, since it uses less digits than its factorization.

157775655181128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 965102 (or 965098 counting only the distinct ones).

The product of its digits is 164640000, while the sum is 69.

The spelling of 157775655181128 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-eight".