40132273648237 has 4 divisors (see below), whose sum is σ = 40133253457116. Its totient is φ = 40131293839360.

The previous prime is 40132273648211. The next prime is 40132273648289. The reversal of 40132273648237 is 73284637223104.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 34404958349476 + 5727315298761 = 5865574^2 + 2393181^2 .

It is a cyclic number.

It is not a de Polignac number, because 40132273648237 - 2³⁵ = 40097913909869 is a prime.

It is a super-2 number, since 2×40132273648237² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40132273148237) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 489842998 + ... + 489924919.

It is an arithmetic number, because the mean of its divisors is an integer number (10033313364279).

Almost surely, 2^{40132273648237} is an apocalyptic number.

It is an amenable number.

40132273648237 is a deficient number, since it is larger than the sum of its proper divisors (979808879).

40132273648237 is an equidigital number, since it uses as much as digits as its factorization.

40132273648237 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 979808878.

The product of its (nonzero) digits is 8128512, while the sum is 52.

The spelling of 40132273648237 in words is "forty trillion, one hundred thirty-two billion, two hundred seventy-three million, six hundred forty-eight thousand, two hundred thirty-seven".