116432121465 has 64 divisors (see below), whose sum is σ = 231059220480. Its totient is φ = 55139071680.

The previous prime is 116432121461. The next prime is 116432121499. The reversal of 116432121465 is 564121234611.

116432121465 is a `hidden beast` number, since 1 + 1 + 6 + 432 + 1 + 214 + 6 + 5 = 666.

It is not a de Polignac number, because 116432121465 - 2² = 116432121461 is a prime.

It is not an unprimeable number, because it can be changed into a prime (116432121461) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 847837 + ... + 975546.

It is an arithmetic number, because the mean of its divisors is an integer number (3610300320).

Almost surely, 2^116432121465 is an apocalyptic number.

116432121465 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

116432121465 is a deficient number, since it is larger than the sum of its proper divisors (114627099015).

116432121465 is a wasteful number, since it uses less digits than its factorization.

116432121465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1823451 (or 1823445 counting only the distinct ones).

The product of its digits is 34560, while the sum is 36.

The spelling of 116432121465 in words is "one hundred sixteen billion, four hundred thirty-two million, one hundred twenty-one thousand, four hundred sixty-five".