345247857126 has 24 divisors (see below), whose sum is σ = 792039202344. Its totient is φ = 108313053120.

The previous prime is 345247857121. The next prime is 345247857137. The reversal of 345247857126 is 621758742543.

345247857126 is a `hidden beast` number, since 3 + 4 + 5 + 2 + 47 + 8 + 571 + 26 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345247857121) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 564130180 + ... + 564130791.

It is an arithmetic number, because the mean of its divisors is an integer number (33001633431).

Almost surely, 2^345247857126 is an apocalyptic number.

345247857126 is an abundant number, since it is smaller than the sum of its proper divisors (446791345218).

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

345247857126 is a wasteful number, since it uses less digits than its factorization.

345247857126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1128260996 (or 1128260993 counting only the distinct ones).

The product of its digits is 11289600, while the sum is 54.

The spelling of 345247857126 in words is "three hundred forty-five billion, two hundred forty-seven million, eight hundred fifty-seven thousand, one hundred twenty-six".