20260511326423 has 8 divisors (see below), whose sum is σ = 21233723666400. Its totient is φ = 19294992365088.

The previous prime is 20260511326417. The next prime is 20260511326567. The reversal of 20260511326423 is 32462311506202.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20260511326423 is a prime.

It is a super-2 number, since 2×20260511326423² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20260511326823) 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, 1923339268 + ... + 1923349801.

It is an arithmetic number, because the mean of its divisors is an integer number (2654215458300).

Almost surely, 2^{20260511326423} is an apocalyptic number.

20260511326423 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

20260511326423 is a deficient number, since it is larger than the sum of its proper divisors (973212339977).

20260511326423 is a wasteful number, since it uses less digits than its factorization.

20260511326423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3846689321.

The product of its (nonzero) digits is 103680, while the sum is 37.

The spelling of 20260511326423 in words is "twenty trillion, two hundred sixty billion, five hundred eleven million, three hundred twenty-six thousand, four hundred twenty-three".