40026257561772 has 36 divisors (see below), whose sum is σ = 101178982439080. Its totient is φ = 13341888309312.

The previous prime is 40026257561767. The next prime is 40026257561803. The reversal of 40026257561772 is 27716575262004.

40026257561772 is a `hidden beast` number, since 4 + 0 + 0 + 2 + 6 + 2 + 5 + 7 + 561 + 7 + 72 = 666.

40026257561772 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5755633 + ... + 10638600.

Almost surely, 2^{40026257561772} is an apocalyptic number.

It is an amenable number.

40026257561772 is an abundant number, since it is smaller than the sum of its proper divisors (61152724877308).

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

40026257561772 is a wasteful number, since it uses less digits than its factorization.

40026257561772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16462062 (or 16462057 counting only the distinct ones).

The product of its (nonzero) digits is 9878400, while the sum is 54.

The spelling of 40026257561772 in words is "forty trillion, twenty-six billion, two hundred fifty-seven million, five hundred sixty-one thousand, seven hundred seventy-two".