72050550355 has 12 divisors (see below), whose sum is σ = 100576686960. Its totient is φ = 49406091504.

The previous prime is 72050550349. The next prime is 72050550361. The reversal of 72050550355 is 55305505027.

It is an interprime number because it is at equal distance from previous prime (72050550349) and next prime (72050550361).

It is not a de Polignac number, because 72050550355 - 2⁵ = 72050550323 is a prime.

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, 147041695 + ... + 147042184.

It is an arithmetic number, because the mean of its divisors is an integer number (8381390580).

Almost surely, 2^72050550355 is an apocalyptic number.

72050550355 is a deficient number, since it is larger than the sum of its proper divisors (28526136605).

72050550355 is a wasteful number, since it uses less digits than its factorization.

72050550355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 294083898 (or 294083891 counting only the distinct ones).

The product of its (nonzero) digits is 131250, while the sum is 37.

The spelling of 72050550355 in words is "seventy-two billion, fifty million, five hundred fifty thousand, three hundred fifty-five".