916814338780 has 24 divisors (see below), whose sum is σ = 1928313742320. Its totient is φ = 366153615360.

The previous prime is 916814338771. The next prime is 916814338801. The reversal of 916814338780 is 87833418619.

It is a super-2 number, since 2×916814338780² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35744370 + ... + 35770009.

It is an arithmetic number, because the mean of its divisors is an integer number (80346405930).

Almost surely, 2^916814338780 is an apocalyptic number.

It is an amenable number.

916814338780 is an abundant number, since it is smaller than the sum of its proper divisors (1011499403540).

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

916814338780 is a wasteful number, since it uses less digits than its factorization.

916814338780 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71515029 (or 71515027 counting only the distinct ones).

The product of its (nonzero) digits is 6967296, while the sum is 58.

The spelling of 916814338780 in words is "nine hundred sixteen billion, eight hundred fourteen million, three hundred thirty-eight thousand, seven hundred eighty".