20035091902938 has 16 divisors (see below), whose sum is σ = 45794495778240. Its totient is φ = 5724311972256.

The previous prime is 20035091902901. The next prime is 20035091902963. The reversal of 20035091902938 is 83920919053002.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 238512998803 + ... + 238512998886.

It is an arithmetic number, because the mean of its divisors is an integer number (2862155986140).

Almost surely, 2^{20035091902938} is an apocalyptic number.

20035091902938 is an abundant number, since it is smaller than the sum of its proper divisors (25759403875302).

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

20035091902938 is a wasteful number, since it uses less digits than its factorization.

20035091902938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 477025997701.

The product of its (nonzero) digits is 1049760, while the sum is 51.

The spelling of 20035091902938 in words is "twenty trillion, thirty-five billion, ninety-one million, nine hundred two thousand, nine hundred thirty-eight".