40769073618 has 48 divisors (see below), whose sum is σ = 100906059456. Its totient is φ = 10752281280.

The previous prime is 40769073601. The next prime is 40769073619. The reversal of 40769073618 is 81637096704.

40769073618 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 (51) 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 (40769073619) 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, 2864773 + ... + 2878968.

It is an arithmetic number, because the mean of its divisors is an integer number (2102209572).

Almost surely, 2^40769073618 is an apocalyptic number.

40769073618 is an abundant number, since it is smaller than the sum of its proper divisors (60136985838).

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

40769073618 is a wasteful number, since it uses less digits than its factorization.

40769073618 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5743779 (or 5743766 counting only the distinct ones).

The product of its (nonzero) digits is 1524096, while the sum is 51.

The spelling of 40769073618 in words is "forty billion, seven hundred sixty-nine million, seventy-three thousand, six hundred eighteen".