15770134632 has 64 divisors (see below), whose sum is σ = 45088542720. Its totient is φ = 4502651328.

The previous prime is 15770134571. The next prime is 15770134661. The reversal of 15770134632 is 23643107751.

It is a super-2 number, since 2×15770134632² (a number of 21 digits) contains 22 as substring.

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, 218253 + ... + 281379.

It is an arithmetic number, because the mean of its divisors is an integer number (704508480).

Almost surely, 2^15770134632 is an apocalyptic number.

15770134632 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

15770134632 is an abundant number, since it is smaller than the sum of its proper divisors (29318408088).

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

15770134632 is a wasteful number, since it uses less digits than its factorization.

15770134632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64630 (or 64626 counting only the distinct ones).

The product of its (nonzero) digits is 105840, while the sum is 39.

The spelling of 15770134632 in words is "fifteen billion, seven hundred seventy million, one hundred thirty-four thousand, six hundred thirty-two".