255700156671 has 16 divisors (see below), whose sum is σ = 381323761920. Its totient is φ = 169337849400.

The previous prime is 255700156627. The next prime is 255700156697. The reversal of 255700156671 is 176651007552.

255700156671 is a `hidden beast` number, since 2 + 5 + 570 + 0 + 1 + 5 + 6 + 6 + 71 = 666.

It is not a de Polignac number, because 255700156671 - 2¹¹ = 255700154623 is a prime.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255700156871) 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, 31354785 + ... + 31362938.

It is an arithmetic number, because the mean of its divisors is an integer number (23832735120).

Almost surely, 2^255700156671 is an apocalyptic number.

255700156671 is a deficient number, since it is larger than the sum of its proper divisors (125623605249).

255700156671 is a wasteful number, since it uses less digits than its factorization.

255700156671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62717883 (or 62717877 counting only the distinct ones).

The product of its (nonzero) digits is 441000, while the sum is 45.

The spelling of 255700156671 in words is "two hundred fifty-five billion, seven hundred million, one hundred fifty-six thousand, six hundred seventy-one".