352566472646 has 16 divisors (see below), whose sum is σ = 547251636240. Its totient is φ = 170152943520.

The previous prime is 352566472639. The next prime is 352566472667. The reversal of 352566472646 is 646274665253.

It is a junction number, because it is equal to n+sod(n) for n = 352566472591 and 352566472600.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 727265 + ... + 1110876.

It is an arithmetic number, because the mean of its divisors is an integer number (34203227265).

Almost surely, 2^352566472646 is an apocalyptic number.

352566472646 is a deficient number, since it is larger than the sum of its proper divisors (194685163594).

352566472646 is a wasteful number, since it uses less digits than its factorization.

352566472646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1841479.

The product of its digits is 43545600, while the sum is 56.

The spelling of 352566472646 in words is "three hundred fifty-two billion, five hundred sixty-six million, four hundred seventy-two thousand, six hundred forty-six".