45554152139 has 2 divisors, whose sum is σ = 45554152140. Its totient is φ = 45554152138.

The previous prime is 45554152117. The next prime is 45554152247. The reversal of 45554152139 is 93125145554.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45554152139 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 45554152139.

It is not a weakly prime, because it can be changed into another prime (45554152739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22777076069 + 22777076070.

It is an arithmetic number, because the mean of its divisors is an integer number (22777076070).

Almost surely, 2^45554152139 is an apocalyptic number.

45554152139 is a deficient number, since it is larger than the sum of its proper divisors (1).

45554152139 is an equidigital number, since it uses as much as digits as its factorization.

45554152139 is an evil number, because the sum of its binary digits is even.

The product of its digits is 540000, while the sum is 44.

It can be divided in two parts, 4555415 and 2139, that added together give a palindrome (4557554).

The spelling of 45554152139 in words is "forty-five billion, five hundred fifty-four million, one hundred fifty-two thousand, one hundred thirty-nine".