2040195762 has 240 divisors, whose sum is σ = 5393729880. Its totient is φ = 574801920.

The previous prime is 2040195757. The next prime is 2040195763. The reversal of 2040195762 is 2675910402.

It can be written as a sum of positive squares in 4 ways, for example, as 1975891401 + 64304361 = 44451^2 + 8019^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2040195763) by changing a digit.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 21032898 + ... + 21032994.

Almost surely, 2^2040195762 is an apocalyptic number.

2040195762 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 2040195762, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2696864940).

2040195762 is an abundant number, since it is smaller than the sum of its proper divisors (3353534118).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2040195762 is a wasteful number, since it uses less digits than its factorization.

2040195762 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 199 (or 179 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The square root of 2040195762 is about 45168.5262323224. The cubic root of 2040195762 is about 1268.3057080998.

The spelling of 2040195762 in words is "two billion, forty million, one hundred ninety-five thousand, seven hundred sixty-two".