40706468737 has 72 divisors (see below), whose sum is σ = 50447517120. Its totient is φ = 32722905600.

The previous prime is 40706468729. The next prime is 40706468819. The reversal of 40706468737 is 73786460704.

40706468737 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 40706468737 - 2³ = 40706468729 is a prime.

It is a Smith number, since the sum of its digits (52) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (40706468137) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 130888812 + ... + 130889122.

It is an arithmetic number, because the mean of its divisors is an integer number (700659960).

Almost surely, 2^40706468737 is an apocalyptic number.

It is an amenable number.

40706468737 is a deficient number, since it is larger than the sum of its proper divisors (9741048383).

40706468737 is a wasteful number, since it uses less digits than its factorization.

40706468737 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 583 (or 555 counting only the distinct ones).

The product of its (nonzero) digits is 4741632, while the sum is 52.

The spelling of 40706468737 in words is "forty billion, seven hundred six million, four hundred sixty-eight thousand, seven hundred thirty-seven".