3774648464772 has 48 divisors (see below), whose sum is σ = 8825527005120. Its totient is φ = 1255643139712.

The previous prime is 3774648464753. The next prime is 3774648464833. The reversal of 3774648464772 is 2774648464773.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 3774648464697 and 3774648464706.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 147049483 + ... + 147075149.

It is an arithmetic number, because the mean of its divisors is an integer number (183865145940).

Almost surely, 2^{3774648464772} is an apocalyptic number.

It is an amenable number.

3774648464772 is an abundant number, since it is smaller than the sum of its proper divisors (5050878540348).

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

3774648464772 is a wasteful number, since it uses less digits than its factorization.

3774648464772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50260 (or 50258 counting only the distinct ones).

The product of its digits is 1062125568, while the sum is 69.

Subtracting from 3774648464772 its reverse (2774648464773), we obtain a palindrome (999999999999).

The spelling of 3774648464772 in words is "three trillion, seven hundred seventy-four billion, six hundred forty-eight million, four hundred sixty-four thousand, seven hundred seventy-two".