116997507432 has 448 divisors, whose sum is σ = 370185984000. Its totient is φ = 34401894912.

The previous prime is 116997507391. The next prime is 116997507467. The reversal of 116997507432 is 234705799611.

116997507432 is a `hidden beast` number, since 1 + 1 + 6 + 9 + 97 + 507 + 43 + 2 = 666.

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

It is an unprimeable number.

It is a polite number, since it can be written in 111 ways as a sum of consecutive naturals, for example, 279230119 + ... + 279230537.

It is an arithmetic number, because the mean of its divisors is an integer number (826308000).

Almost surely, 2^116997507432 is an apocalyptic number.

116997507432 is a gapful number since it is divisible by the number (12) 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 116997507432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (185092992000).

116997507432 is an abundant number, since it is smaller than the sum of its proper divisors (253188476568).

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

116997507432 is a wasteful number, since it uses less digits than its factorization.

116997507432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 612 (or 593 counting only the distinct ones).

The product of its (nonzero) digits is 2857680, while the sum is 54.

The spelling of 116997507432 in words is "one hundred sixteen billion, nine hundred ninety-seven million, five hundred seven thousand, four hundred thirty-two".