45234623639 has 2 divisors, whose sum is σ = 45234623640. Its totient is φ = 45234623638.

The previous prime is 45234623611. The next prime is 45234623659. The reversal of 45234623639 is 93632643254.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45234623639 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 45234623593 and 45234623602.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45234623659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22617311819 + 22617311820.

It is an arithmetic number, because the mean of its divisors is an integer number (22617311820).

Almost surely, 2^45234623639 is an apocalyptic number.

45234623639 is a deficient number, since it is larger than the sum of its proper divisors (1).

45234623639 is an equidigital number, since it uses as much as digits as its factorization.

45234623639 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2799360, while the sum is 47.

The spelling of 45234623639 in words is "forty-five billion, two hundred thirty-four million, six hundred twenty-three thousand, six hundred thirty-nine".