634576980508 has 12 divisors (see below), whose sum is σ = 1110525697512. Its totient is φ = 317283924080.

The previous prime is 634576980503. The next prime is 634576980517. The reversal of 634576980508 is 805089675436.

It is a super-3 number, since 3×634576980508³ (a number of 36 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (634576980503) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 818710 + ... + 1392637.

It is an arithmetic number, because the mean of its divisors is an integer number (92543808126).

Almost surely, 2^634576980508 is an apocalyptic number.

It is an amenable number.

634576980508 is a deficient number, since it is larger than the sum of its proper divisors (475948717004).

634576980508 is a wasteful number, since it uses less digits than its factorization.

634576980508 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2283092 (or 2283090 counting only the distinct ones).

The product of its (nonzero) digits is 43545600, while the sum is 61.

The spelling of 634576980508 in words is "six hundred thirty-four billion, five hundred seventy-six million, nine hundred eighty thousand, five hundred eight".