20102858335926 has 24 divisors (see below), whose sum is σ = 45169385397864. Its totient is φ = 6700952778480.

The previous prime is 20102858335823. The next prime is 20102858335949. The reversal of 20102858335926 is 62953385820102.

It is a happy number.

20102858335926 is a `hidden beast` number, since 2 + 0 + 1 + 0 + 2 + 8 + 583 + 3 + 59 + 2 + 6 = 666.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20681952535 + ... + 20681953506.

It is an arithmetic number, because the mean of its divisors is an integer number (1882057724911).

Almost surely, 2^{20102858335926} is an apocalyptic number.

20102858335926 is an abundant number, since it is smaller than the sum of its proper divisors (25066527061938).

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

20102858335926 is an equidigital number, since it uses as much as digits as its factorization.

20102858335926 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41363906058 (or 41363906046 counting only the distinct ones).

The product of its (nonzero) digits is 6220800, while the sum is 54.

The spelling of 20102858335926 in words is "twenty trillion, one hundred two billion, eight hundred fifty-eight million, three hundred thirty-five thousand, nine hundred twenty-six".