357213047221466 has 8 divisors (see below), whose sum is σ = 567338369116500. Its totient is φ = 168100257515968.

The previous prime is 357213047221453. The next prime is 357213047221519. The reversal of 357213047221466 is 664122740312753.

It can be written as a sum of positive squares in 2 ways, for example, as 355727098411441 + 1485948810025 = 18860729^2 + 1218995^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×357213047221466² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5253133047341 + ... + 5253133047408.

Almost surely, 2^{357213047221466} is an apocalyptic number.

357213047221466 is a deficient number, since it is larger than the sum of its proper divisors (210125321895034).

357213047221466 is a wasteful number, since it uses less digits than its factorization.

357213047221466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10506266094768.

The product of its (nonzero) digits is 10160640, while the sum is 53.

The spelling of 357213047221466 in words is "three hundred fifty-seven trillion, two hundred thirteen billion, forty-seven million, two hundred twenty-one thousand, four hundred sixty-six".