342857269069218 has 40 divisors (see below), whose sum is σ = 768345376677120. Its totient is φ = 114272200479960.

The previous prime is 342857269069213. The next prime is 342857269069267. The reversal of 342857269069218 is 812960962758243.

342857269069218 is a `hidden beast` number, since 3 + 4 + 28 + 572 + 6 + 9 + 0 + 6 + 9 + 21 + 8 = 666.

It is a super-2 number, since 2×342857269069218² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (342857269069213) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 124147338 + ... + 126878981.

It is an arithmetic number, because the mean of its divisors is an integer number (19208634416928).

It is a 1-persistent number, because it is pandigital, but 2⋅342857269069218 = 685714538138436 is not.

Almost surely, 2^{342857269069218} is an apocalyptic number.

342857269069218 is an abundant number, since it is smaller than the sum of its proper divisors (425488107607902).

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

342857269069218 is a wasteful number, since it uses less digits than its factorization.

342857269069218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251034764 (or 251034755 counting only the distinct ones).

The product of its (nonzero) digits is 627056640, while the sum is 72.

The spelling of 342857269069218 in words is "three hundred forty-two trillion, eight hundred fifty-seven billion, two hundred sixty-nine million, sixty-nine thousand, two hundred eighteen".