45802143122 has 18 divisors (see below), whose sum is σ = 70438857237. Its totient is φ = 22336455600.

The previous prime is 45802143091. The next prime is 45802143131. The reversal of 45802143122 is 22134120854.

It can be written as a sum of positive squares in 2 ways, for example, as 32709977881 + 13092165241 = 180859^2 + 114421^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=151331.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 12407297 + ... + 12410987.

Almost surely, 2^45802143122 is an apocalyptic number.

45802143122 is a deficient number, since it is larger than the sum of its proper divisors (24636714115).

45802143122 is an frugal number, since it uses more digits than its factorization.

45802143122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7466 (or 3734 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 32.

Multiplying 45802143122 by its sum of digits (32), we get a square (1465668579904 = 1210648²).

Adding to 45802143122 its reverse (22134120854), we get a palindrome (67936263976).

The spelling of 45802143122 in words is "forty-five billion, eight hundred two million, one hundred forty-three thousand, one hundred twenty-two".