23245787277777 has 16 divisors (see below), whose sum is σ = 31837837628160. Its totient is φ = 15075616027392.

The previous prime is 23245787277737. The next prime is 23245787277787. The reversal of 23245787277777 is 77777278754232.

It is a happy number.

It is not a de Polignac number, because 23245787277777 - 2⁷ = 23245787277649 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23245787277699 and 23245787277708.

It is not an unprimeable number, because it can be changed into a prime (23245787277737) 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, 18360168 + ... + 19585385.

It is an arithmetic number, because the mean of its divisors is an integer number (1989864851760).

Almost surely, 2^{23245787277777} is an apocalyptic number.

It is an amenable number.

23245787277777 is a deficient number, since it is larger than the sum of its proper divisors (8592050350383).

23245787277777 is a wasteful number, since it uses less digits than its factorization.

23245787277777 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37951112.

The product of its digits is 3162405120, while the sum is 75.

The spelling of 23245787277777 in words is "twenty-three trillion, two hundred forty-five billion, seven hundred eighty-seven million, two hundred seventy-seven thousand, seven hundred seventy-seven".