634100151157 has 12 divisors (see below), whose sum is σ = 697075692460. Its totient is φ = 576380597760.

The previous prime is 634100151127. The next prime is 634100151161. The reversal of 634100151157 is 751151001436.

634100151157 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 9864263761 + 624235887396 = 99319^2 + 790086^2 .

It is not a de Polignac number, because 634100151157 - 2¹⁹ = 634099626869 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 (634100151127) 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, 619819 + ... + 1285447.

Almost surely, 2^634100151157 is an apocalyptic number.

It is an amenable number.

634100151157 is a deficient number, since it is larger than the sum of its proper divisors (62975541303).

634100151157 is a wasteful number, since it uses less digits than its factorization.

634100151157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 673524 (or 673513 counting only the distinct ones).

The product of its (nonzero) digits is 12600, while the sum is 34.

The spelling of 634100151157 in words is "six hundred thirty-four billion, one hundred million, one hundred fifty-one thousand, one hundred fifty-seven".