22852139751 has 72 divisors (see below), whose sum is σ = 39785119920. Its totient is φ = 12588016896.

The previous prime is 22852139741. The next prime is 22852139753. The reversal of 22852139751 is 15793125822.

22852139751 is a `hidden beast` number, since 2 + 28 + 521 + 39 + 75 + 1 = 666.

It is not a de Polignac number, because 22852139751 - 2⁵ = 22852139719 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22852139697 and 22852139706.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22852139753) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 11982340 + ... + 11984246.

It is an arithmetic number, because the mean of its divisors is an integer number (552571110).

Almost surely, 2^22852139751 is an apocalyptic number.

22852139751 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

22852139751 is a deficient number, since it is larger than the sum of its proper divisors (16932980169).

22852139751 is a wasteful number, since it uses less digits than its factorization.

22852139751 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2893 (or 2883 counting only the distinct ones).

The product of its digits is 302400, while the sum is 45.

The spelling of 22852139751 in words is "twenty-two billion, eight hundred fifty-two million, one hundred thirty-nine thousand, seven hundred fifty-one".