7487425668065 has 32 divisors (see below), whose sum is σ = 10432846026240. Its totient is φ = 5052366918144.

The previous prime is 7487425668043. The next prime is 7487425668067. The reversal of 7487425668065 is 5608665247847.

It is not a de Polignac number, because 7487425668065 - 2⁸ = 7487425667809 is a prime.

It is a super-2 number, since 2×7487425668065² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 7487425667986 and 7487425668004.

It is not an unprimeable number, because it can be changed into a prime (7487425668067) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2216054 + ... + 4459343.

It is an arithmetic number, because the mean of its divisors is an integer number (326026438320).

Almost surely, 2^{7487425668065} is an apocalyptic number.

It is an amenable number.

7487425668065 is a deficient number, since it is larger than the sum of its proper divisors (2945420358175).

7487425668065 is a wasteful number, since it uses less digits than its factorization.

7487425668065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6675921.

The product of its (nonzero) digits is 541900800, while the sum is 68.

The spelling of 7487425668065 in words is "seven trillion, four hundred eighty-seven billion, four hundred twenty-five million, six hundred sixty-eight thousand, sixty-five".