27112232550 has 48 divisors (see below), whose sum is σ = 72410521680. Its totient is φ = 6673779840.

The previous prime is 27112232513. The next prime is 27112232573. The reversal of 27112232550 is 5523221172.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent 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, 6949905 + ... + 6953804.

It is an arithmetic number, because the mean of its divisors is an integer number (1508552535).

Almost surely, 2^27112232550 is an apocalyptic number.

27112232550 is an abundant number, since it is smaller than the sum of its proper divisors (45298289130).

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

27112232550 is a wasteful number, since it uses less digits than its factorization.

27112232550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13903737 (or 13903732 counting only the distinct ones).

The product of its (nonzero) digits is 8400, while the sum is 30.

The spelling of 27112232550 in words is "twenty-seven billion, one hundred twelve million, two hundred thirty-two thousand, five hundred fifty".