22770257007 has 4 divisors (see below), whose sum is σ = 30360342680. Its totient is φ = 15180171336.

The previous prime is 22770256997. The next prime is 22770257057. The reversal of 22770257007 is 70075207722.

It is a semiprime because it is the product of two primes.

It is a de Polignac number, because none of the positive numbers 2^k-22770257007 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22770257057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3795042832 + ... + 3795042837.

It is an arithmetic number, because the mean of its divisors is an integer number (7590085670).

Almost surely, 2^22770257007 is an apocalyptic number.

22770257007 is a deficient number, since it is larger than the sum of its proper divisors (7590085673).

22770257007 is an equidigital number, since it uses as much as digits as its factorization.

22770257007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7590085672.

The product of its (nonzero) digits is 96040, while the sum is 39.

The spelling of 22770257007 in words is "twenty-two billion, seven hundred seventy million, two hundred fifty-seven thousand, seven".