1025726747064 has 16 divisors (see below), whose sum is σ = 2564316867720. Its totient is φ = 341908915680.

The previous prime is 1025726747063. The next prime is 1025726747083. The reversal of 1025726747064 is 4607476275201.

It is a hoax number, since the sum of its digits (51) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 1025726746998 and 1025726747016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1025726747063) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21369307207 + ... + 21369307254.

Almost surely, 2^{1025726747064} is an apocalyptic number.

It is an amenable number.

1025726747064 is an abundant number, since it is smaller than the sum of its proper divisors (1538590120656).

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

1025726747064 is a wasteful number, since it uses less digits than its factorization.

1025726747064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42738614470 (or 42738614466 counting only the distinct ones).

The product of its (nonzero) digits is 3951360, while the sum is 51.

The spelling of 1025726747064 in words is "one trillion, twenty-five billion, seven hundred twenty-six million, seven hundred forty-seven thousand, sixty-four".