20011583193753 has 16 divisors (see below), whose sum is σ = 27902597982336. Its totient is φ = 12733328403840.

The previous prime is 20011583193739. The next prime is 20011583193761. The reversal of 20011583193753 is 35739138511002.

It is a de Polignac number, because none of the positive numbers 2^k-20011583193753 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (20011583193733) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 314526700 + ... + 314590317.

It is an arithmetic number, because the mean of its divisors is an integer number (1743912373896).

Almost surely, 2^{20011583193753} is an apocalyptic number.

20011583193753 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

20011583193753 is a deficient number, since it is larger than the sum of its proper divisors (7891014788583).

20011583193753 is a wasteful number, since it uses less digits than its factorization.

20011583193753 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 629117504.

The product of its (nonzero) digits is 680400, while the sum is 48.

The spelling of 20011583193753 in words is "twenty trillion, eleven billion, five hundred eighty-three million, one hundred ninety-three thousand, seven hundred fifty-three".