22545347715 has 48 divisors (see below), whose sum is σ = 42788768256. Its totient is φ = 10890676800.

The previous prime is 22545347659. The next prime is 22545347729. The reversal of 22545347715 is 51774354522.

22545347715 is a `hidden beast` number, since 2 + 2 + 545 + 34 + 7 + 71 + 5 = 666.

It is not a de Polignac number, because 22545347715 - 2⁶ = 22545347651 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 50112 + ... + 218178.

It is an arithmetic number, because the mean of its divisors is an integer number (891432672).

Almost surely, 2^22545347715 is an apocalyptic number.

22545347715 is a deficient number, since it is larger than the sum of its proper divisors (20243420541).

22545347715 is a wasteful number, since it uses less digits than its factorization.

22545347715 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168360 (or 168357 counting only the distinct ones).

The product of its digits is 1176000, while the sum is 45.

It can be divided in two parts, 2254 and 5347715, that added together give a square (5349969 = 2313²).

The spelling of 22545347715 in words is "twenty-two billion, five hundred forty-five million, three hundred forty-seven thousand, seven hundred fifteen".