40766445258 has 64 divisors (see below), whose sum is σ = 107001492480. Its totient is φ = 10031385600.

The previous prime is 40766445173. The next prime is 40766445301. The reversal of 40766445258 is 85254466704.

It is a self number, because there is not a number n which added to its sum of digits gives 40766445258.

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, 2313303 + ... + 2330858.

It is an arithmetic number, because the mean of its divisors is an integer number (1671898320).

Almost surely, 2^40766445258 is an apocalyptic number.

40766445258 is an abundant number, since it is smaller than the sum of its proper divisors (66235047222).

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

40766445258 is a wasteful number, since it uses less digits than its factorization.

40766445258 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4644203.

The product of its (nonzero) digits is 6451200, while the sum is 51.

The spelling of 40766445258 in words is "forty billion, seven hundred sixty-six million, four hundred forty-five thousand, two hundred fifty-eight".