45258861532 has 24 divisors (see below), whose sum is σ = 81747630720. Its totient is φ = 21913845360.

The previous prime is 45258861523. The next prime is 45258861533. The reversal of 45258861532 is 23516885254.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45258861533) 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 7 ways as a sum of consecutive naturals, for example, 1415344 + ... + 1446967.

It is an arithmetic number, because the mean of its divisors is an integer number (3406151280).

Almost surely, 2^45258861532 is an apocalyptic number.

It is an amenable number.

45258861532 is a deficient number, since it is larger than the sum of its proper divisors (36488769188).

45258861532 is a wasteful number, since it uses less digits than its factorization.

45258861532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2862441 (or 2862439 counting only the distinct ones).

The product of its digits is 2304000, while the sum is 49.

The spelling of 45258861532 in words is "forty-five billion, two hundred fifty-eight million, eight hundred sixty-one thousand, five hundred thirty-two".