2536668402 has 16 divisors (see below), whose sum is σ = 5074373280. Its totient is φ = 845383392.

The previous prime is 2536668389. The next prime is 2536668451. The reversal of 2536668402 is 2048666352.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9328 + ... + 71835.

It is an arithmetic number, because the mean of its divisors is an integer number (317148330).

Almost surely, 2^2536668402 is an apocalyptic number.

2536668402 is an abundant number, since it is smaller than the sum of its proper divisors (2537704878).

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

2536668402 is a wasteful number, since it uses less digits than its factorization.

2536668402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86377.

The product of its (nonzero) digits is 414720, while the sum is 42.

The square root of 2536668402 is about 50365.3492194783. The cubic root of 2536668402 is about 1363.8121851491.

The spelling of 2536668402 in words is "two billion, five hundred thirty-six million, six hundred sixty-eight thousand, four hundred two".