612116880 has 80 divisors (see below), whose sum is σ = 1943875584. Its totient is φ = 159247360.

The previous prime is 612116873. The next prime is 612116887. The reversal of 612116880 is 88611216.

It is an interprime number because it is at equal distance from previous prime (612116873) and next prime (612116887).

It is a tau number, because it is divible by the number of its divisors (80).

It is not an unprimeable number, because it can be changed into a prime (612116887) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21264 + ... + 40943.

Almost surely, 2^612116880 is an apocalyptic number.

612116880 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

612116880 is an abundant number, since it is smaller than the sum of its proper divisors (1331758704).

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

612116880 is a wasteful number, since it uses less digits than its factorization.

612116880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62264 (or 62258 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 33.

The square root of 612116880 is about 24740.9959379165. The cubic root of 612116880 is about 849.0725200643.

The spelling of 612116880 in words is "six hundred twelve million, one hundred sixteen thousand, eight hundred eighty".