22345047757 has 8 divisors (see below), whose sum is σ = 22732617600. Its totient is φ = 21957772704.

The previous prime is 22345047743. The next prime is 22345047761. The reversal of 22345047757 is 75774054322.

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

It is a cyclic number.

It is not a de Polignac number, because 22345047757 - 2²⁷ = 22210830029 is a prime.

It is a super-2 number, since 2×22345047757² (a number of 21 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 (22345047737) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 82044 + ... + 226762.

It is an arithmetic number, because the mean of its divisors is an integer number (2841577200).

Almost surely, 2^22345047757 is an apocalyptic number.

It is an amenable number.

22345047757 is a deficient number, since it is larger than the sum of its proper divisors (387569843).

22345047757 is a wasteful number, since it uses less digits than its factorization.

22345047757 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147395.

The product of its (nonzero) digits is 1646400, while the sum is 46.

The spelling of 22345047757 in words is "twenty-two billion, three hundred forty-five million, forty-seven thousand, seven hundred fifty-seven".