27780525058 has 16 divisors (see below), whose sum is σ = 48955890816. Its totient is φ = 11656164240.

The previous prime is 27780525053. The next prime is 27780525079. The reversal of 27780525058 is 85052508772.

It is not an unprimeable number, because it can be changed into a prime (27780525053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48567066 + ... + 48567637.

It is an arithmetic number, because the mean of its divisors is an integer number (3059743176).

Almost surely, 2^27780525058 is an apocalyptic number.

27780525058 is a deficient number, since it is larger than the sum of its proper divisors (21175365758).

27780525058 is a wasteful number, since it uses less digits than its factorization.

27780525058 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97134729.

The product of its (nonzero) digits is 1568000, while the sum is 49.

The spelling of 27780525058 in words is "twenty-seven billion, seven hundred eighty million, five hundred twenty-five thousand, fifty-eight".