45939806407882 has 8 divisors (see below), whose sum is σ = 69127090400196. Its totient is φ = 22897442941152.

The previous prime is 45939806407813. The next prime is 45939806407889. The reversal of 45939806407882 is 28870460893954.

It is a Cunningham number, because it is equal to 6777891²+1.

It can be written as a sum of positive squares in 2 ways, for example, as 45939806407881 + 1 = 6777891^2 + 1^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×45939806407882² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (45939806407889) 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, 36230130603 + ... + 36230131870.

Almost surely, 2^{45939806407882} is an apocalyptic number.

45939806407882 is a deficient number, since it is larger than the sum of its proper divisors (23187283992314).

45939806407882 is a wasteful number, since it uses less digits than its factorization.

45939806407882 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72460262792.

The product of its (nonzero) digits is 836075520, while the sum is 73.

The spelling of 45939806407882 in words is "forty-five trillion, nine hundred thirty-nine billion, eight hundred six million, four hundred seven thousand, eight hundred eighty-two".