113963436810 has 80 divisors (see below), whose sum is σ = 310632920136. Its totient is φ = 29973929472.

The previous prime is 113963436803. The next prime is 113963436833. The reversal of 113963436810 is 18634369311.

It is a happy number.

113963436810 is a `hidden beast` number, since 1 + 1 + 3 + 9 + 634 + 3 + 6 + 8 + 1 + 0 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 112446879561 + 1516557249 = 335331^2 + 38943^2 .

It is a super-2 number, since 2×113963436810² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

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, 904539 + ... + 1022798.

Almost surely, 2^113963436810 is an apocalyptic number.

113963436810 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

113963436810 is an abundant number, since it is smaller than the sum of its proper divisors (196669483326).

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

113963436810 is a wasteful number, since it uses less digits than its factorization.

113963436810 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1927429 (or 1927420 counting only the distinct ones).

The product of its (nonzero) digits is 279936, while the sum is 45.

The spelling of 113963436810 in words is "one hundred thirteen billion, nine hundred sixty-three million, four hundred thirty-six thousand, eight hundred ten".