355603944906 has 64 divisors (see below), whose sum is σ = 903755381760. Its totient is φ = 101529774000.

The previous prime is 355603944889. The next prime is 355603944911. The reversal of 355603944906 is 609449306553.

355603944906 is a `hidden beast` number, since 3 + 5 + 5 + 60 + 3 + 94 + 490 + 6 = 666.

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 209781 + ... + 869031.

It is an arithmetic number, because the mean of its divisors is an integer number (14121177840).

Almost surely, 2^355603944906 is an apocalyptic number.

355603944906 is an abundant number, since it is smaller than the sum of its proper divisors (548151436854).

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

355603944906 is a wasteful number, since it uses less digits than its factorization.

355603944906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 660696 (or 660690 counting only the distinct ones).

The product of its (nonzero) digits is 10497600, while the sum is 54.

The spelling of 355603944906 in words is "three hundred fifty-five billion, six hundred three million, nine hundred forty-four thousand, nine hundred six".