63703764311472 has 120 divisors (see below), whose sum is σ = 188859621384720. Its totient is φ = 19975926067200.

The previous prime is 63703764311437. The next prime is 63703764311477. The reversal of 63703764311472 is 27411346730736.

63703764311472 is a `hidden beast` number, since 6 + 3 + 70 + 3 + 76 + 4 + 31 + 1 + 472 = 666.

It is not an unprimeable number, because it can be changed into a prime (63703764311477) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1114654 + ... + 11342397.

It is an arithmetic number, because the mean of its divisors is an integer number (1573830178206).

Almost surely, 2^{63703764311472} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 63703764311472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (94429810692360).

63703764311472 is an abundant number, since it is smaller than the sum of its proper divisors (125155857073248).

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

63703764311472 is a wasteful number, since it uses less digits than its factorization.

63703764311472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12459171 (or 12459162 counting only the distinct ones).

The product of its (nonzero) digits is 10668672, while the sum is 54.

The spelling of 63703764311472 in words is "sixty-three trillion, seven hundred three billion, seven hundred sixty-four million, three hundred eleven thousand, four hundred seventy-two".