7664315461 has 12 divisors (see below), whose sum is σ = 8740408320. Its totient is φ = 6664617080.

The previous prime is 7664315459. The next prime is 7664315471. The reversal of 7664315461 is 1645134667.

7664315461 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 7664315461 - 2¹ = 7664315459 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7664315441) 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, 652741 + ... + 664378.

It is an arithmetic number, because the mean of its divisors is an integer number (728367360).

Almost surely, 2^7664315461 is an apocalyptic number.

It is an amenable number.

7664315461 is a deficient number, since it is larger than the sum of its proper divisors (1076092859).

7664315461 is a wasteful number, since it uses less digits than its factorization.

7664315461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1317176 (or 1317153 counting only the distinct ones).

The product of its digits is 362880, while the sum is 43.

The square root of 7664315461 is about 87546.0762170413. The cubic root of 7664315461 is about 1971.6256399560.

The spelling of 7664315461 in words is "seven billion, six hundred sixty-four million, three hundred fifteen thousand, four hundred sixty-one".