961570139750332 has 36 divisors (see below), whose sum is σ = 1970445527685264. Its totient is φ = 409372339521600.

The previous prime is 961570139750299. The next prime is 961570139750347. The reversal of 961570139750332 is 233057931075169.

It is a happy number.

It is a super-2 number, since 2×961570139750332² (a number of 31 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16244904513 + ... + 16244963704.

Almost surely, 2^{961570139750332} is an apocalyptic number.

It is an amenable number.

961570139750332 is an abundant number, since it is smaller than the sum of its proper divisors (1008875387934932).

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

961570139750332 is a wasteful number, since it uses less digits than its factorization.

961570139750332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32489868386 (or 32489868377 counting only the distinct ones).

The product of its (nonzero) digits is 32148900, while the sum is 61.

The spelling of 961570139750332 in words is "nine hundred sixty-one trillion, five hundred seventy billion, one hundred thirty-nine million, seven hundred fifty thousand, three hundred thirty-two".