40245672744 has 64 divisors (see below), whose sum is σ = 111818520000. Its totient is φ = 13412226240.

The previous prime is 40245672739. The next prime is 40245672749. The reversal of 40245672744 is 44727654204.

40245672744 is a `hidden beast` number, since 4 + 0 + 24 + 567 + 27 + 44 = 666.

40245672744 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (40245672739) and next prime (40245672749).

It is a self number, because there is not a number n which added to its sum of digits gives 40245672744.

It is not an unprimeable number, because it can be changed into a prime (40245672749) 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, 1083114 + ... + 1119654.

It is an arithmetic number, because the mean of its divisors is an integer number (1747164375).

Almost surely, 2^40245672744 is an apocalyptic number.

It is an amenable number.

40245672744 is an abundant number, since it is smaller than the sum of its proper divisors (71572847256).

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

40245672744 is a wasteful number, since it uses less digits than its factorization.

40245672744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41655 (or 41645 counting only the distinct ones).

The product of its (nonzero) digits is 1505280, while the sum is 45.

The spelling of 40245672744 in words is "forty billion, two hundred forty-five million, six hundred seventy-two thousand, seven hundred forty-four".