355311225535554 has 12 divisors (see below), whose sum is σ = 769840988660406. Its totient is φ = 118437075178512.

The previous prime is 355311225535471. The next prime is 355311225535571. The reversal of 355311225535554 is 455535522113553.

355311225535554 is a `hidden beast` number, since 3 + 5 + 5 + 3 + 1 + 1 + 2 + 2 + 55 + 35 + 554 = 666.

It can be written as a sum of positive squares in only one way, i.e., 339405270932025 + 15905954603529 = 18422955^2 + 3988227^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 355311225535554.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9869756264859 + ... + 9869756264894.

Almost surely, 2^{355311225535554} is an apocalyptic number.

355311225535554 is an abundant number, since it is smaller than the sum of its proper divisors (414529763124852).

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

355311225535554 is a wasteful number, since it uses less digits than its factorization.

355311225535554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19739512529761 (or 19739512529758 counting only the distinct ones).

The product of its digits is 33750000, while the sum is 54.

The spelling of 355311225535554 in words is "three hundred fifty-five trillion, three hundred eleven billion, two hundred twenty-five million, five hundred thirty-five thousand, five hundred fifty-four".