30552752550 has 24 divisors (see below), whose sum is σ = 75770826696. Its totient is φ = 8147400640.

The previous prime is 30552752543. The next prime is 30552752579. The reversal of 30552752550 is 5525725503.

It is a junction number, because it is equal to n+sod(n) for n = 30552752499 and 30552752508.

It is a congruent number.

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, 101842359 + ... + 101842658.

It is an arithmetic number, because the mean of its divisors is an integer number (3157117779).

Almost surely, 2^30552752550 is an apocalyptic number.

30552752550 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

30552752550 is an abundant number, since it is smaller than the sum of its proper divisors (45218074146).

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

30552752550 is a wasteful number, since it uses less digits than its factorization.

30552752550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203685032 (or 203685027 counting only the distinct ones).

The product of its (nonzero) digits is 262500, while the sum is 39.

The spelling of 30552752550 in words is "thirty billion, five hundred fifty-two million, seven hundred fifty-two thousand, five hundred fifty".