40166065426048 has 32 divisors (see below), whose sum is σ = 84725294262660. Its totient is φ = 18901677846528.

The previous prime is 40166065426033. The next prime is 40166065426073. The reversal of 40166065426048 is 84062456066104.

It can be written as a sum of positive squares in 2 ways, for example, as 40086220751424 + 79844674624 = 6331368^2 + 282568^2 .

It is a tau number, because it is divible by the number of its divisors (32).

It is a super-2 number, since 2×40166065426048² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40166065425986 and 40166065426004.

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, 9229332711 + ... + 9229337062.

Almost surely, 2^{40166065426048} is an apocalyptic number.

It is an amenable number.

40166065426048 is an abundant number, since it is smaller than the sum of its proper divisors (44559228836612).

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

40166065426048 is a wasteful number, since it uses less digits than its factorization.

40166065426048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18458669804 (or 18458669792 counting only the distinct ones).

The product of its (nonzero) digits is 6635520, while the sum is 52.

The spelling of 40166065426048 in words is "forty trillion, one hundred sixty-six billion, sixty-five million, four hundred twenty-six thousand, forty-eight".