351649273060 has 12 divisors (see below), whose sum is σ = 738463473468. Its totient is φ = 140659709216.

The previous prime is 351649273057. The next prime is 351649273093. The reversal of 351649273060 is 60372946153.

It can be written as a sum of positive squares in 2 ways, for example, as 146751818724 + 204897454336 = 383082^2 + 452656^2 .

It is a super-2 number, since 2×351649273060² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 351649273060.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8791231807 + ... + 8791231846.

It is an arithmetic number, because the mean of its divisors is an integer number (61538622789).

Almost surely, 2^351649273060 is an apocalyptic number.

It is an amenable number.

351649273060 is an abundant number, since it is smaller than the sum of its proper divisors (386814200408).

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

351649273060 is a wasteful number, since it uses less digits than its factorization.

351649273060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17582463662 (or 17582463660 counting only the distinct ones).

The product of its (nonzero) digits is 816480, while the sum is 46.

The spelling of 351649273060 in words is "three hundred fifty-one billion, six hundred forty-nine million, two hundred seventy-three thousand, sixty".