116164002640 has 80 divisors (see below), whose sum is σ = 311720584320. Its totient is φ = 39433305600.

The previous prime is 116164002593. The next prime is 116164002673. The reversal of 116164002640 is 46200461611.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 970350 + ... + 1083469.

It is an arithmetic number, because the mean of its divisors is an integer number (3896507304).

Almost surely, 2^116164002640 is an apocalyptic number.

116164002640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

116164002640 is an abundant number, since it is smaller than the sum of its proper divisors (195556581680).

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

116164002640 is a wasteful number, since it uses less digits than its factorization.

116164002640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2053940 (or 2053934 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 31.

The spelling of 116164002640 in words is "one hundred sixteen billion, one hundred sixty-four million, two thousand, six hundred forty".