45867015857 has 4 divisors (see below), whose sum is σ = 49395247860. Its totient is φ = 42338783856.

The previous prime is 45867015853. The next prime is 45867015877. The reversal of 45867015857 is 75851076854.

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 9479164321 + 36387851536 = 97361^2 + 190756^2 .

It is a cyclic number.

It is not a de Polignac number, because 45867015857 - 2² = 45867015853 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45867015853) 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, 1764115982 + ... + 1764116007.

It is an arithmetic number, because the mean of its divisors is an integer number (12348811965).

Almost surely, 2^45867015857 is an apocalyptic number.

It is an amenable number.

45867015857 is a deficient number, since it is larger than the sum of its proper divisors (3528232003).

45867015857 is a wasteful number, since it uses less digits than its factorization.

45867015857 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3528232002.

The product of its (nonzero) digits is 9408000, while the sum is 56.

The spelling of 45867015857 in words is "forty-five billion, eight hundred sixty-seven million, fifteen thousand, eight hundred fifty-seven".