55373177599 has 2 divisors, whose sum is σ = 55373177600. Its totient is φ = 55373177598.

The previous prime is 55373177569. The next prime is 55373177623. The reversal of 55373177599 is 99577137355.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 55373177599 - 2¹³ = 55373169407 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55373177569) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27686588799 + 27686588800.

It is an arithmetic number, because the mean of its divisors is an integer number (27686588800).

Almost surely, 2^55373177599 is an apocalyptic number.

55373177599 is a deficient number, since it is larger than the sum of its proper divisors (1).

55373177599 is an equidigital number, since it uses as much as digits as its factorization.

55373177599 is an evil number, because the sum of its binary digits is even.

The product of its digits is 31255875, while the sum is 61.

The spelling of 55373177599 in words is "fifty-five billion, three hundred seventy-three million, one hundred seventy-seven thousand, five hundred ninety-nine".