83578118050 has 48 divisors (see below), whose sum is σ = 178371208512. Its totient is φ = 28541160000.

The previous prime is 83578118047. The next prime is 83578118069. The reversal of 83578118050 is 5081187538.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 387837 + ... + 563536.

It is an arithmetic number, because the mean of its divisors is an integer number (3716066844).

Almost surely, 2^83578118050 is an apocalyptic number.

83578118050 is an abundant number, since it is smaller than the sum of its proper divisors (94793090462).

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

83578118050 is a wasteful number, since it uses less digits than its factorization.

83578118050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 951643 (or 951638 counting only the distinct ones).

The product of its (nonzero) digits is 268800, while the sum is 46.

The spelling of 83578118050 in words is "eighty-three billion, five hundred seventy-eight million, one hundred eighteen thousand, fifty".