4781132407944 has 96 divisors (see below), whose sum is σ = 13429391058720. Its totient is φ = 1593603766656.

The previous prime is 4781132407937. The next prime is 4781132407979. The reversal of 4781132407944 is 4497042311874.

4781132407944 is a `hidden beast` number, since 47 + 81 + 1 + 32 + 407 + 94 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 32093052 + ... + 32241684.

It is an arithmetic number, because the mean of its divisors is an integer number (139889490195).

Almost surely, 2^{4781132407944} is an apocalyptic number.

It is an amenable number.

4781132407944 is an abundant number, since it is smaller than the sum of its proper divisors (8648258650776).

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

4781132407944 is a wasteful number, since it uses less digits than its factorization.

4781132407944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165201 (or 165185 counting only the distinct ones).

The product of its (nonzero) digits is 5419008, while the sum is 54.

The spelling of 4781132407944 in words is "four trillion, seven hundred eighty-one billion, one hundred thirty-two million, four hundred seven thousand, nine hundred forty-four".