2037645122 has 18 divisors (see below), whose sum is σ = 3114907929. Its totient is φ = 999703080.

The previous prime is 2037645107. The next prime is 2037645149. The reversal of 2037645122 is 2215467302.

It can be written as a sum of positive squares in 2 ways, for example, as 2015920201 + 21724921 = 44899^2 + 4661^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=31919.

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, 3766172 + ... + 3766712.

Almost surely, 2^2037645122 is an apocalyptic number.

2037645122 is a deficient number, since it is larger than the sum of its proper divisors (1077262807).

2037645122 is an frugal number, since it uses more digits than its factorization.

2037645122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1202 (or 602 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 32.

The square root of 2037645122 is about 45140.2826973868. The cubic root of 2037645122 is about 1267.7769450613.

Multiplying 2037645122 by its sum of digits (32), we get a square (65204643904 = 255352²).

The spelling of 2037645122 in words is "two billion, thirty-seven million, six hundred forty-five thousand, one hundred twenty-two".