351584272472 has 32 divisors (see below), whose sum is σ = 660187819200. Its totient is φ = 175534327584.

The previous prime is 351584272453. The next prime is 351584272477. The reversal of 351584272472 is 274272485153.

It is a super-2 number, since 2×351584272472² (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 351584272472.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (351584272477) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27592679 + ... + 27605417.

It is an arithmetic number, because the mean of its divisors is an integer number (20630869350).

Almost surely, 2^351584272472 is an apocalyptic number.

It is an amenable number.

351584272472 is a deficient number, since it is larger than the sum of its proper divisors (308603546728).

351584272472 is a wasteful number, since it uses less digits than its factorization.

351584272472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17535 (or 17531 counting only the distinct ones).

The product of its digits is 3763200, while the sum is 50.

The spelling of 351584272472 in words is "three hundred fifty-one billion, five hundred eighty-four million, two hundred seventy-two thousand, four hundred seventy-two".