45122851529 has 8 divisors (see below), whose sum is σ = 52621401600. Its totient is φ = 38676729588.

The previous prime is 45122851523. The next prime is 45122851541. The reversal of 45122851529 is 92515822154.

It is a de Polignac number, because none of the positive numbers 2^k-45122851529 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 45122851529.

It is not an unprimeable number, because it can be changed into a prime (45122851523) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65776409 + ... + 65777094.

It is an arithmetic number, because the mean of its divisors is an integer number (6577675200).

Almost surely, 2^45122851529 is an apocalyptic number.

45122851529 is a gapful number since it is divisible by the number (49) formed by its first and last digit.

It is an amenable number.

45122851529 is a deficient number, since it is larger than the sum of its proper divisors (7498550071).

45122851529 is an equidigital number, since it uses as much as digits as its factorization.

45122851529 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131553524 (or 131553510 counting only the distinct ones).

The product of its digits is 288000, while the sum is 44.

The spelling of 45122851529 in words is "forty-five billion, one hundred twenty-two million, eight hundred fifty-one thousand, five hundred twenty-nine".