440131146621516 has 36 divisors (see below), whose sum is σ = 1271489979129552. Its totient is φ = 125751756177504.

The previous prime is 440131146621487. The next prime is 440131146621521. The reversal of 440131146621516 is 615126641131044.

440131146621516 is a `hidden beast` number, since 4 + 4 + 0 + 1 + 3 + 1 + 1 + 4 + 6 + 621 + 5 + 16 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

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, 873276084315 + ... + 873276084818.

It is an arithmetic number, because the mean of its divisors is an integer number (35319166086932).

Almost surely, 2^{440131146621516} is an apocalyptic number.

It is an amenable number.

440131146621516 is an abundant number, since it is smaller than the sum of its proper divisors (831358832508036).

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

440131146621516 is a wasteful number, since it uses less digits than its factorization.

440131146621516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1746552169150 (or 1746552169145 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 45.

The spelling of 440131146621516 in words is "four hundred forty trillion, one hundred thirty-one billion, one hundred forty-six million, six hundred twenty-one thousand, five hundred sixteen".