634488039476 has 12 divisors (see below), whose sum is σ = 1137435875940. Its totient is φ = 309506360640.

The previous prime is 634488039469. The next prime is 634488039547. The reversal of 634488039476 is 674930884436.

634488039476 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 127287687076 + 507200352400 = 356774^2 + 712180^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1934414591 + ... + 1934414918.

It is an arithmetic number, because the mean of its divisors is an integer number (94786322995).

Almost surely, 2^634488039476 is an apocalyptic number.

It is an amenable number.

634488039476 is a deficient number, since it is larger than the sum of its proper divisors (502947836464).

634488039476 is a wasteful number, since it uses less digits than its factorization.

634488039476 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3868829554 (or 3868829552 counting only the distinct ones).

The product of its (nonzero) digits is 83607552, while the sum is 62.

The spelling of 634488039476 in words is "six hundred thirty-four billion, four hundred eighty-eight million, thirty-nine thousand, four hundred seventy-six".