355503404142253 has 4 divisors (see below), whose sum is σ = 355503688831260. Its totient is φ = 355503119453248.

The previous prime is 355503404142241. The next prime is 355503404142301. The reversal of 355503404142253 is 352241404305553.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 17434983972484 + 338068420169769 = 4175522^2 + 18386637^2 .

It is a cyclic number.

It is not a de Polignac number, because 355503404142253 - 2⁴⁵ = 320319032053421 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (355503404143253) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 140463100 + ... + 142971637.

It is an arithmetic number, because the mean of its divisors is an integer number (88875922207815).

Almost surely, 2^{355503404142253} is an apocalyptic number.

It is an amenable number.

355503404142253 is a deficient number, since it is larger than the sum of its proper divisors (284689007).

355503404142253 is a wasteful number, since it uses less digits than its factorization.

355503404142253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 284689006.

The product of its (nonzero) digits is 4320000, while the sum is 46.

The spelling of 355503404142253 in words is "three hundred fifty-five trillion, five hundred three billion, four hundred four million, one hundred forty-two thousand, two hundred fifty-three".