354500023205205 has 24 divisors (see below), whose sum is σ = 614467294328160. Its totient is φ = 189066498292320.

The previous prime is 354500023205171. The next prime is 354500023205221. The reversal of 354500023205205 is 502502320005453.

354500023205205 is a `hidden beast` number, since 3 + 54 + 50 + 0 + 0 + 2 + 32 + 0 + 520 + 5 = 666.

It is not a de Polignac number, because 354500023205205 - 2³² = 354495728237909 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 354500023205205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 53346466 + ... + 59622524.

It is an arithmetic number, because the mean of its divisors is an integer number (25602803930340).

Almost surely, 2^{354500023205205} is an apocalyptic number.

It is an amenable number.

354500023205205 is a deficient number, since it is larger than the sum of its proper divisors (259967271122955).

354500023205205 is a wasteful number, since it uses less digits than its factorization.

354500023205205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7531281 (or 7531278 counting only the distinct ones).

The product of its (nonzero) digits is 180000, while the sum is 36.

Adding to 354500023205205 its sum of digits (36), we get a square (354500023205241 = 18828171²).

The spelling of 354500023205205 in words is "three hundred fifty-four trillion, five hundred billion, twenty-three million, two hundred five thousand, two hundred five".