20235174357 has 8 divisors (see below), whose sum is σ = 27910585440. Its totient is φ = 13024939760.

The previous prime is 20235174319. The next prime is 20235174371. The reversal of 20235174357 is 75347153202.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 20235174357 - 2⁸ = 20235174101 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20235174257) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 116294019 + ... + 116294192.

It is an arithmetic number, because the mean of its divisors is an integer number (3488823180).

Almost surely, 2^20235174357 is an apocalyptic number.

It is an amenable number.

20235174357 is a deficient number, since it is larger than the sum of its proper divisors (7675411083).

20235174357 is a wasteful number, since it uses less digits than its factorization.

20235174357 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232588243.

The product of its (nonzero) digits is 176400, while the sum is 39.

The spelling of 20235174357 in words is "twenty billion, two hundred thirty-five million, one hundred seventy-four thousand, three hundred fifty-seven".