20116761366025 has 24 divisors (see below), whose sum is σ = 25759068853760. Its totient is φ = 15574931346240.

The previous prime is 20116761366007. The next prime is 20116761366043. The reversal of 20116761366025 is 52066316761102.

It is an interprime number because it is at equal distance from previous prime (20116761366007) and next prime (20116761366043).

It is not a de Polignac number, because 20116761366025 - 2²³ = 20116752977417 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 85723497 + ... + 85957846.

Almost surely, 2^{20116761366025} is an apocalyptic number.

20116761366025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

20116761366025 is a deficient number, since it is larger than the sum of its proper divisors (5642307487735).

20116761366025 is a wasteful number, since it uses less digits than its factorization.

20116761366025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171681505 (or 171681500 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 46.

The spelling of 20116761366025 in words is "twenty trillion, one hundred sixteen billion, seven hundred sixty-one million, three hundred sixty-six thousand, twenty-five".