113851863465 has 32 divisors (see below), whose sum is σ = 186611838336. Its totient is φ = 59241262080.

The previous prime is 113851863427. The next prime is 113851863527. The reversal of 113851863465 is 564368158311.

It is not a de Polignac number, because 113851863465 - 2¹⁰ = 113851862441 is a prime.

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, 468067 + ... + 668423.

It is an arithmetic number, because the mean of its divisors is an integer number (5831619948).

Almost surely, 2^113851863465 is an apocalyptic number.

113851863465 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

113851863465 is a deficient number, since it is larger than the sum of its proper divisors (72759974871).

113851863465 is a wasteful number, since it uses less digits than its factorization.

113851863465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201289.

The product of its digits is 2073600, while the sum is 51.

The spelling of 113851863465 in words is "one hundred thirteen billion, eight hundred fifty-one million, eight hundred sixty-three thousand, four hundred sixty-five".