40166275445527 has 64 divisors (see below), whose sum is σ = 55908962242560. Its totient is φ = 27859377600000.

The previous prime is 40166275445509. The next prime is 40166275445539. The reversal of 40166275445527 is 72554457266104.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 40166275445527 - 2¹⁵ = 40166275412759 is a prime.

It is a super-3 number, since 3×40166275445527³ (a number of 42 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40166275445507) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 13223652 + ... + 15974902.

It is an arithmetic number, because the mean of its divisors is an integer number (873577535040).

Almost surely, 2^{40166275445527} is an apocalyptic number.

40166275445527 is a deficient number, since it is larger than the sum of its proper divisors (15742686797033).

40166275445527 is a wasteful number, since it uses less digits than its factorization.

40166275445527 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2751892.

The product of its (nonzero) digits is 56448000, while the sum is 58.

The spelling of 40166275445527 in words is "forty trillion, one hundred sixty-six billion, two hundred seventy-five million, four hundred forty-five thousand, five hundred twenty-seven".