45252497279 has 16 divisors (see below), whose sum is σ = 51395148960. Its totient is φ = 39478440960.

The previous prime is 45252497267. The next prime is 45252497281. The reversal of 45252497279 is 97279425254.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45252497279 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45252497249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 731834 + ... + 791255.

It is an arithmetic number, because the mean of its divisors is an integer number (3212196810).

Almost surely, 2^45252497279 is an apocalyptic number.

45252497279 is a deficient number, since it is larger than the sum of its proper divisors (6142651681).

45252497279 is a wasteful number, since it uses less digits than its factorization.

45252497279 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1523210.

The product of its digits is 12700800, while the sum is 56.

The spelling of 45252497279 in words is "forty-five billion, two hundred fifty-two million, four hundred ninety-seven thousand, two hundred seventy-nine".