40146602057 has 4 divisors (see below), whose sum is σ = 40156400400. Its totient is φ = 40136803716.

The previous prime is 40146602039. The next prime is 40146602099. The reversal of 40146602057 is 75020664104.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 40146602057 - 2⁶ = 40146601993 is a prime.

It is a super-2 number, since 2×40146602057² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40146602017) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4893023 + ... + 4901220.

It is an arithmetic number, because the mean of its divisors is an integer number (10039100100).

Almost surely, 2^40146602057 is an apocalyptic number.

It is an amenable number.

40146602057 is a deficient number, since it is larger than the sum of its proper divisors (9798343).

40146602057 is an equidigital number, since it uses as much as digits as its factorization.

40146602057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9798342.

The product of its (nonzero) digits is 40320, while the sum is 35.

The spelling of 40146602057 in words is "forty billion, one hundred forty-six million, six hundred two thousand, fifty-seven".