630692972352 has 280 divisors, whose sum is σ = 1934052755712. Its totient is φ = 203009587200.

The previous prime is 630692972347. The next prime is 630692972417. The reversal of 630692972352 is 253279296036.

It is a happy number.

630692972352 is a `hidden beast` number, since 63 + 0 + 69 + 297 + 235 + 2 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 78901668 + ... + 78909660.

Almost surely, 2^630692972352 is an apocalyptic number.

630692972352 is a gapful number since it is divisible by the number (62) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 630692972352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (967026377856).

630692972352 is an abundant number, since it is smaller than the sum of its proper divisors (1303359783360).

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

630692972352 is a wasteful number, since it uses less digits than its factorization.

630692972352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8539 (or 8520 counting only the distinct ones).

The product of its (nonzero) digits is 7348320, while the sum is 54.

The spelling of 630692972352 in words is "six hundred thirty billion, six hundred ninety-two million, nine hundred seventy-two thousand, three hundred fifty-two".