40734704646 has 12 divisors (see below), whose sum is σ = 88258526772. Its totient is φ = 13578234876.

The previous prime is 40734704641. The next prime is 40734704671. The reversal of 40734704646 is 64640743704.

40734704646 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40734704641) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1131519556 + ... + 1131519591.

It is an arithmetic number, because the mean of its divisors is an integer number (7354877231).

Almost surely, 2^40734704646 is an apocalyptic number.

40734704646 is an abundant number, since it is smaller than the sum of its proper divisors (47523822126).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40734704646 is a wasteful number, since it uses less digits than its factorization.

40734704646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2263039155 (or 2263039152 counting only the distinct ones).

The product of its (nonzero) digits is 1354752, while the sum is 45.

The spelling of 40734704646 in words is "forty billion, seven hundred thirty-four million, seven hundred four thousand, six hundred forty-six".