961039253145744 has 60 divisors (see below), whose sum is σ = 2746800134896896. Its totient is φ = 313530536485056.

The previous prime is 961039253145679. The next prime is 961039253145767. The reversal of 961039253145744 is 447541352930169.

961039253145744 is a `hidden beast` number, since 9 + 6 + 1 + 0 + 3 + 9 + 2 + 53 + 1 + 4 + 574 + 4 = 666.

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, 70998756024 + ... + 70998769559.

Almost surely, 2^{961039253145744} is an apocalyptic number.

961039253145744 is a gapful number since it is divisible by the number (94) formed by its first and last digit.

It is an amenable number.

961039253145744 is an abundant number, since it is smaller than the sum of its proper divisors (1785760881751152).

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

961039253145744 is a wasteful number, since it uses less digits than its factorization.

961039253145744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141997525644 (or 141997525635 counting only the distinct ones).

The product of its (nonzero) digits is 97977600, while the sum is 63.

The spelling of 961039253145744 in words is "nine hundred sixty-one trillion, thirty-nine billion, two hundred fifty-three million, one hundred forty-five thousand, seven hundred forty-four".