22851171740 has 24 divisors (see below), whose sum is σ = 48186588912. Its totient is φ = 9102539520.

The previous prime is 22851171727. The next prime is 22851171743. The reversal of 22851171740 is 4717115822.

It is a junction number, because it is equal to n+sod(n) for n = 22851171694 and 22851171703.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22851171743) 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, 2365634 + ... + 2375273.

It is an arithmetic number, because the mean of its divisors is an integer number (2007774538).

Almost surely, 2^22851171740 is an apocalyptic number.

22851171740 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22851171740 is an abundant number, since it is smaller than the sum of its proper divisors (25335417172).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22851171740 is a wasteful number, since it uses less digits than its factorization.

22851171740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4741157 (or 4741155 counting only the distinct ones).

The product of its (nonzero) digits is 31360, while the sum is 38.

The spelling of 22851171740 in words is "twenty-two billion, eight hundred fifty-one million, one hundred seventy-one thousand, seven hundred forty".