5040695781 has 24 divisors (see below), whose sum is σ = 7956224640. Its totient is φ = 3049848000.

The previous prime is 5040695773. The next prime is 5040695797. The reversal of 5040695781 is 1875960405.

5040695781 is a `hidden beast` number, since 504 + 0 + 69 + 5 + 7 + 81 = 666.

It is not a de Polignac number, because 5040695781 - 2³ = 5040695773 is a prime.

It is a super-2 number, since 2×5040695781² = 50817227913182399922, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5040693781) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17140 + ... + 101858.

It is an arithmetic number, because the mean of its divisors is an integer number (331509360).

Almost surely, 2^5040695781 is an apocalyptic number.

It is an amenable number.

5040695781 is a deficient number, since it is larger than the sum of its proper divisors (2915528859).

5040695781 is a wasteful number, since it uses less digits than its factorization.

5040695781 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85337 (or 85334 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 45.

The square root of 5040695781 is about 70997.8575803524. The cubic root of 5040695781 is about 1714.6026705220.

The spelling of 5040695781 in words is "five billion, forty million, six hundred ninety-five thousand, seven hundred eighty-one".