27750503050557 has 32 divisors (see below), whose sum is σ = 43486428428544. Its totient is φ = 15408576345600.

The previous prime is 27750503050553. The next prime is 27750503050573. The reversal of 27750503050557 is 75505030505772.

It is not a de Polignac number, because 27750503050557 - 2² = 27750503050553 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27750503050553) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22874494 + ... + 24057087.

It is an arithmetic number, because the mean of its divisors is an integer number (1358950888392).

Almost surely, 2^{27750503050557} is an apocalyptic number.

It is an amenable number.

27750503050557 is a deficient number, since it is larger than the sum of its proper divisors (15735925377987).

27750503050557 is a wasteful number, since it uses less digits than its factorization.

27750503050557 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46932389.

The product of its (nonzero) digits is 6431250, while the sum is 51.

The spelling of 27750503050557 in words is "twenty-seven trillion, seven hundred fifty billion, five hundred three million, fifty thousand, five hundred fifty-seven".