355381904552 has 8 divisors (see below), whose sum is σ = 666341071050. Its totient is φ = 177690952272.

The previous prime is 355381904513. The next prime is 355381904561. The reversal of 355381904552 is 255409183553.

It can be written as a sum of positive squares in only one way, i.e., 336671494756 + 18710409796 = 580234^2 + 136786^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-3 number, since 3×355381904552³ (a number of 36 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 355381904552.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22211369027 + ... + 22211369042.

Almost surely, 2^355381904552 is an apocalyptic number.

It is an amenable number.

355381904552 is a deficient number, since it is larger than the sum of its proper divisors (310959166498).

355381904552 is a wasteful number, since it uses less digits than its factorization.

355381904552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44422738075 (or 44422738071 counting only the distinct ones).

The product of its (nonzero) digits is 3240000, while the sum is 50.

The spelling of 355381904552 in words is "three hundred fifty-five billion, three hundred eighty-one million, nine hundred four thousand, five hundred fifty-two".