20353368350 has 48 divisors (see below), whose sum is σ = 43662458400. Its totient is φ = 6914263680.

The previous prime is 20353368317. The next prime is 20353368383. The reversal of 20353368350 is 5386335302.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (20353368317) and next prime (20353368383).

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, 228605 + ... + 304904.

It is an arithmetic number, because the mean of its divisors is an integer number (909634550).

Almost surely, 2^20353368350 is an apocalyptic number.

20353368350 is an abundant number, since it is smaller than the sum of its proper divisors (23309090050).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20353368350 is a wasteful number, since it uses less digits than its factorization.

20353368350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 533637 (or 533632 counting only the distinct ones).

The product of its (nonzero) digits is 194400, while the sum is 38.

The spelling of 20353368350 in words is "twenty billion, three hundred fifty-three million, three hundred sixty-eight thousand, three hundred fifty".