40253607670 has 32 divisors (see below), whose sum is σ = 76451309280. Its totient is φ = 15217735680.

The previous prime is 40253607637. The next prime is 40253607679. The reversal of 40253607670 is 7670635204.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40253607679) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 171627 + ... + 331606.

It is an arithmetic number, because the mean of its divisors is an integer number (2389103415).

Almost surely, 2^40253607670 is an apocalyptic number.

40253607670 is a deficient number, since it is larger than the sum of its proper divisors (36197701610).

40253607670 is a wasteful number, since it uses less digits than its factorization.

40253607670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 503680.

The product of its (nonzero) digits is 211680, while the sum is 40.

The spelling of 40253607670 in words is "forty billion, two hundred fifty-three million, six hundred seven thousand, six hundred seventy".