40442240670 has 64 divisors (see below), whose sum is σ = 109072341504. Its totient is φ = 9522184320.

The previous prime is 40442240623. The next prime is 40442240701. The reversal of 40442240670 is 7604224404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2245336 + ... + 2263275.

It is an arithmetic number, because the mean of its divisors is an integer number (1704255336).

Almost surely, 2^40442240670 is an apocalyptic number.

40442240670 is an abundant number, since it is smaller than the sum of its proper divisors (68630100834).

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

40442240670 is a wasteful number, since it uses less digits than its factorization.

40442240670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4508657.

The product of its (nonzero) digits is 43008, while the sum is 33.

The spelling of 40442240670 in words is "forty billion, four hundred forty-two million, two hundred forty thousand, six hundred seventy".