725620262571 has 12 divisors (see below), whose sum is σ = 1048232165448. Its totient is φ = 483694222464.

The previous prime is 725620262557. The next prime is 725620262573. The reversal of 725620262571 is 175262026527.

725620262571 is a `hidden beast` number, since 7 + 2 + 56 + 2 + 0 + 26 + 2 + 571 = 666.

725620262571 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 725620262571 - 2⁷ = 725620262443 is a prime.

It is not an unprimeable number, because it can be changed into a prime (725620262573) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4297510 + ... + 4463163.

It is an arithmetic number, because the mean of its divisors is an integer number (87352680454).

Almost surely, 2^725620262571 is an apocalyptic number.

725620262571 is a deficient number, since it is larger than the sum of its proper divisors (322611902877).

725620262571 is a wasteful number, since it uses less digits than its factorization.

725620262571 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8769882 (or 8769879 counting only the distinct ones).

The product of its (nonzero) digits is 705600, while the sum is 45.

The spelling of 725620262571 in words is "seven hundred twenty-five billion, six hundred twenty million, two hundred sixty-two thousand, five hundred seventy-one".