351052220253 has 64 divisors (see below), whose sum is σ = 561702223872. Its totient is φ = 190676090880.

The previous prime is 351052220237. The next prime is 351052220303. The reversal of 351052220253 is 352022250153.

It is not a de Polignac number, because 351052220253 - 2⁴ = 351052220237 is a prime.

It is a super-2 number, since 2×351052220253² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 351052220253.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (351052220213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 126869676 + ... + 126872442.

It is an arithmetic number, because the mean of its divisors is an integer number (8776597248).

Almost surely, 2^351052220253 is an apocalyptic number.

It is an amenable number.

351052220253 is a deficient number, since it is larger than the sum of its proper divisors (210650003619).

351052220253 is a wasteful number, since it uses less digits than its factorization.

351052220253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4354.

The product of its (nonzero) digits is 18000, while the sum is 30.

The spelling of 351052220253 in words is "three hundred fifty-one billion, fifty-two million, two hundred twenty thousand, two hundred fifty-three".