72559275850 has 24 divisors (see below), whose sum is σ = 135018867168. Its totient is φ = 29011105200.

The previous prime is 72559275847. The next prime is 72559275863. The reversal of 72559275850 is 5857295527.

It is a junction number, because it is equal to n+sod(n) for n = 72559275791 and 72559275800.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 198424 + ... + 429523.

It is an arithmetic number, because the mean of its divisors is an integer number (5625786132).

Almost surely, 2^72559275850 is an apocalyptic number.

72559275850 is a deficient number, since it is larger than the sum of its proper divisors (62459591318).

72559275850 is a wasteful number, since it uses less digits than its factorization.

72559275850 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 630270 (or 630265 counting only the distinct ones).

The product of its (nonzero) digits is 8820000, while the sum is 55.

The spelling of 72559275850 in words is "seventy-two billion, five hundred fifty-nine million, two hundred seventy-five thousand, eight hundred fifty".