116922279720 has 512 divisors, whose sum is σ = 390930624000. Its totient is φ = 27855421440.

The previous prime is 116922279709. The next prime is 116922279731. The reversal of 116922279720 is 27972229611.

It is a Cunningham number, because it is equal to 341939²-1.

It is an interprime number because it is at equal distance from previous prime (116922279709) and next prime (116922279731).

It is a self number, because there is not a number n which added to its sum of digits gives 116922279720.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 841167411 + ... + 841167549.

It is an arithmetic number, because the mean of its divisors is an integer number (763536375).

Almost surely, 2^116922279720 is an apocalyptic number.

116922279720 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 116922279720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (195465312000).

116922279720 is an abundant number, since it is smaller than the sum of its proper divisors (274008344280).

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

116922279720 is a wasteful number, since it uses less digits than its factorization.

116922279720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 413 (or 409 counting only the distinct ones).

The product of its (nonzero) digits is 381024, while the sum is 48.

The spelling of 116922279720 in words is "one hundred sixteen billion, nine hundred twenty-two million, two hundred seventy-nine thousand, seven hundred twenty".