40746004137 has 24 divisors (see below), whose sum is σ = 59321021760. Its totient is φ = 26949535200.

The previous prime is 40746004133. The next prime is 40746004171. The reversal of 40746004137 is 73140064704.

It is a happy number.

40746004137 is a `hidden beast` number, since 4 + 0 + 7 + 4 + 600 + 41 + 3 + 7 = 666.

It is not a de Polignac number, because 40746004137 - 2² = 40746004133 is a prime.

It is a super-2 number, since 2×40746004137² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40746004133) 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, 1064314 + ... + 1101932.

It is an arithmetic number, because the mean of its divisors is an integer number (2471709240).

Almost surely, 2^40746004137 is an apocalyptic number.

It is an amenable number.

40746004137 is a deficient number, since it is larger than the sum of its proper divisors (18575017623).

40746004137 is a wasteful number, since it uses less digits than its factorization.

40746004137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38573 (or 38570 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 36.

The spelling of 40746004137 in words is "forty billion, seven hundred forty-six million, four thousand, one hundred thirty-seven".