45246906881 has 4 divisors (see below), whose sum is σ = 49360262064. Its totient is φ = 41133551700.

The previous prime is 45246906851. The next prime is 45246906889. The reversal of 45246906881 is 18860964254.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 45246906881 - 2²⁶ = 45179798017 is a prime.

It is a super-2 number, since 2×45246906881² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45246906889) 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, 2056677575 + ... + 2056677596.

It is an arithmetic number, because the mean of its divisors is an integer number (12340065516).

Almost surely, 2^45246906881 is an apocalyptic number.

It is an amenable number.

45246906881 is a deficient number, since it is larger than the sum of its proper divisors (4113355183).

45246906881 is a wasteful number, since it uses less digits than its factorization.

45246906881 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4113355182.

The product of its (nonzero) digits is 3317760, while the sum is 53.

It can be divided in two parts, 452 and 46906881, that multiplied together give a palindrome (21201910212).

The spelling of 45246906881 in words is "forty-five billion, two hundred forty-six million, nine hundred six thousand, eight hundred eighty-one".