40667457772 has 12 divisors (see below), whose sum is σ = 72510844896. Its totient is φ = 19950073520.

The previous prime is 40667457767. The next prime is 40667457829. The reversal of 40667457772 is 27775476604.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 95913604 + ... + 95914027.

It is an arithmetic number, because the mean of its divisors is an integer number (6042570408).

Almost surely, 2^40667457772 is an apocalyptic number.

It is an amenable number.

40667457772 is a deficient number, since it is larger than the sum of its proper divisors (31843387124).

40667457772 is a wasteful number, since it uses less digits than its factorization.

40667457772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191827688 (or 191827686 counting only the distinct ones).

The product of its (nonzero) digits is 13829760, while the sum is 55.

The spelling of 40667457772 in words is "forty billion, six hundred sixty-seven million, four hundred fifty-seven thousand, seven hundred seventy-two".