229157915706 has 12 divisors (see below), whose sum is σ = 496508817402. Its totient is φ = 76385971896.

The previous prime is 229157915687. The next prime is 229157915717. The reversal of 229157915706 is 607519751922.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 166035875625 + 63122040081 = 407475^2 + 251241^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6365497641 + ... + 6365497676.

Almost surely, 2^229157915706 is an apocalyptic number.

229157915706 is an abundant number, since it is smaller than the sum of its proper divisors (267350901696).

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

229157915706 is a wasteful number, since it uses less digits than its factorization.

229157915706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12730995325 (or 12730995322 counting only the distinct ones).

The product of its (nonzero) digits is 2381400, while the sum is 54.

The spelling of 229157915706 in words is "two hundred twenty-nine billion, one hundred fifty-seven million, nine hundred fifteen thousand, seven hundred six".