5040661850 has 72 divisors (see below), whose sum is σ = 11029366620. Its totient is φ = 1708734720.

The previous prime is 5040661849. The next prime is 5040661897. The reversal of 5040661850 is 581660405.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 49098049 + 4991563801 = 7007^2 + 70651^2 .

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a self number, because there is not a number n which added to its sum of digits gives 5040661850.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 206492 + ... + 229608.

Almost surely, 2^5040661850 is an apocalyptic number.

5040661850 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

5040661850 is an abundant number, since it is smaller than the sum of its proper divisors (5988704770).

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

5040661850 is a wasteful number, since it uses less digits than its factorization.

5040661850 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23232 (or 23220 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 35.

The square root of 5040661850 is about 70997.6186220355. The cubic root of 5040661850 is about 1714.5988232810.

The spelling of 5040661850 in words is "five billion, forty million, six hundred sixty-one thousand, eight hundred fifty".