112631404451520 has 224 divisors, whose sum is σ = 358009106688000. Its totient is φ = 30001094959104.

The previous prime is 112631404451507. The next prime is 112631404451563. The reversal of 112631404451520 is 25154404136211.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3407995956 + ... + 3408029004.

Almost surely, 2^{112631404451520} is an apocalyptic number.

112631404451520 is a gapful number since it is divisible by the number (10) 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 112631404451520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (179004553344000).

112631404451520 is an abundant number, since it is smaller than the sum of its proper divisors (245377702236480).

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

112631404451520 is a wasteful number, since it uses less digits than its factorization.

112631404451520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36975 (or 36965 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 39.

Adding to 112631404451520 its reverse (25154404136211), we get a palindrome (137785808587731).

The spelling of 112631404451520 in words is "one hundred twelve trillion, six hundred thirty-one billion, four hundred four million, four hundred fifty-one thousand, five hundred twenty".