20753376066104 has 32 divisors (see below), whose sum is σ = 42450596432640. Its totient is φ = 9433239640800.

The previous prime is 20753376066103. The next prime is 20753376066107. The reversal of 20753376066104 is 40166067335702.

It is a super-2 number, since 2×20753376066104² (a number of 27 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (50) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20753376066103) 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, 6198017 + ... + 8939919.

It is an arithmetic number, because the mean of its divisors is an integer number (1326581138520).

Almost surely, 2^{20753376066104} is an apocalyptic number.

It is an amenable number.

20753376066104 is an abundant number, since it is smaller than the sum of its proper divisors (21697220366536).

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

20753376066104 is a wasteful number, since it uses less digits than its factorization.

20753376066104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2827931 (or 2827927 counting only the distinct ones).

The product of its (nonzero) digits is 3810240, while the sum is 50.

The spelling of 20753376066104 in words is "twenty trillion, seven hundred fifty-three billion, three hundred seventy-six million, sixty-six thousand, one hundred four".