55542013147 has 2 divisors, whose sum is σ = 55542013148. Its totient is φ = 55542013146.

The previous prime is 55542013091. The next prime is 55542013193. The reversal of 55542013147 is 74131024555.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 55542013147 - 2²³ = 55533624539 is a prime.

It is not a weakly prime, because it can be changed into another prime (55542014147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27771006573 + 27771006574.

It is an arithmetic number, because the mean of its divisors is an integer number (27771006574).

Almost surely, 2^55542013147 is an apocalyptic number.

55542013147 is a deficient number, since it is larger than the sum of its proper divisors (1).

55542013147 is an equidigital number, since it uses as much as digits as its factorization.

55542013147 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 84000, while the sum is 37.

The spelling of 55542013147 in words is "fifty-five billion, five hundred forty-two million, thirteen thousand, one hundred forty-seven".