961053474072 has 64 divisors (see below), whose sum is σ = 2485695340800. Its totient is φ = 309278157440.

The previous prime is 961053474061. The next prime is 961053474091. The reversal of 961053474072 is 270474350169.

It is a super-2 number, since 2×961053474072² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9125797 + ... + 9230507.

It is an arithmetic number, because the mean of its divisors is an integer number (38838989700).

Almost surely, 2^961053474072 is an apocalyptic number.

It is an amenable number.

961053474072 is an abundant number, since it is smaller than the sum of its proper divisors (1524641866728).

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

961053474072 is a wasteful number, since it uses less digits than its factorization.

961053474072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117936 (or 117932 counting only the distinct ones).

The product of its (nonzero) digits is 1270080, while the sum is 48.

The spelling of 961053474072 in words is "nine hundred sixty-one billion, fifty-three million, four hundred seventy-four thousand, seventy-two".