22730156758 has 4 divisors (see below), whose sum is σ = 34095235140. Its totient is φ = 11365078378.

The previous prime is 22730156749. The next prime is 22730156759. The reversal of 22730156758 is 85765103722.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22730156759) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5682539188 + ... + 5682539191.

It is an arithmetic number, because the mean of its divisors is an integer number (8523808785).

Almost surely, 2^22730156758 is an apocalyptic number.

22730156758 is a deficient number, since it is larger than the sum of its proper divisors (11365078382).

22730156758 is a wasteful number, since it uses less digits than its factorization.

22730156758 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11365078381.

The product of its (nonzero) digits is 705600, while the sum is 46.

The spelling of 22730156758 in words is "twenty-two billion, seven hundred thirty million, one hundred fifty-six thousand, seven hundred fifty-eight".