75659990000 has 100 divisors (see below), whose sum is σ = 209349224304. Its totient is φ = 25940544000.

The previous prime is 75659989997. The next prime is 75659990023. The reversal of 75659990000 is 9995657.

It is a tau number, because it is divible by the number of its divisors (100).

It is a Harshad number since it is a multiple of its sum of digits (50).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 470429 + ... + 610428.

Almost surely, 2^75659990000 is an apocalyptic number.

75659990000 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

75659990000 is an abundant number, since it is smaller than the sum of its proper divisors (133689234304).

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

75659990000 is a wasteful number, since it uses less digits than its factorization.

75659990000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1080892 (or 1080871 counting only the distinct ones).

The product of its (nonzero) digits is 765450, while the sum is 50.

The spelling of 75659990000 in words is "seventy-five billion, six hundred fifty-nine million, nine hundred ninety thousand".