12351157722 has 16 divisors (see below), whose sum is σ = 27447017280. Its totient is φ = 4117052556.

The previous prime is 12351157703. The next prime is 12351157729. The reversal of 12351157722 is 22775115321.

12351157722 is a `hidden beast` number, since 1 + 23 + 511 + 57 + 72 + 2 = 666.

It is not an unprimeable number, because it can be changed into a prime (12351157729) 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 7 ways as a sum of consecutive naturals, for example, 114362518 + ... + 114362625.

It is an arithmetic number, because the mean of its divisors is an integer number (1715438580).

Almost surely, 2^12351157722 is an apocalyptic number.

12351157722 is an abundant number, since it is smaller than the sum of its proper divisors (15095859558).

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

12351157722 is a wasteful number, since it uses less digits than its factorization.

12351157722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228725154 (or 228725148 counting only the distinct ones).

The product of its digits is 29400, while the sum is 36.

The spelling of 12351157722 in words is "twelve billion, three hundred fifty-one million, one hundred fifty-seven thousand, seven hundred twenty-two".