352006451253 has 6 divisors (see below), whose sum is σ = 508453762934. Its totient is φ = 234670967496.

The previous prime is 352006451249. The next prime is 352006451347. The reversal of 352006451253 is 352154600253.

352006451253 is a `hidden beast` number, since 3 + 5 + 2 + 0 + 0 + 645 + 1 + 2 + 5 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 350508993444 + 1497457809 = 592038^2 + 38697^2 .

It is not a de Polignac number, because 352006451253 - 2² = 352006451249 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 (352006451233) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 19555913950 + ... + 19555913967.

Almost surely, 2^352006451253 is an apocalyptic number.

It is an amenable number.

352006451253 is a deficient number, since it is larger than the sum of its proper divisors (156447311681).

352006451253 is a wasteful number, since it uses less digits than its factorization.

352006451253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39111827923 (or 39111827920 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 36.

The spelling of 352006451253 in words is "three hundred fifty-two billion, six million, four hundred fifty-one thousand, two hundred fifty-three".