55005099739 has 2 divisors, whose sum is σ = 55005099740. Its totient is φ = 55005099738.

The previous prime is 55005099713. The next prime is 55005099811. The reversal of 55005099739 is 93799050055.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55005099739 - 2²³ = 54996711131 is a prime.

It is not a weakly prime, because it can be changed into another prime (55005099239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27502549869 + 27502549870.

It is an arithmetic number, because the mean of its divisors is an integer number (27502549870).

Almost surely, 2^55005099739 is an apocalyptic number.

55005099739 is a deficient number, since it is larger than the sum of its proper divisors (1).

55005099739 is an equidigital number, since it uses as much as digits as its factorization.

55005099739 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1913625, while the sum is 52.

The spelling of 55005099739 in words is "fifty-five billion, five million, ninety-nine thousand, seven hundred thirty-nine".