6462664601615 has 16 divisors (see below), whose sum is σ = 8156409820416. Its totient is φ = 4908950342400.

The previous prime is 6462664601611. The next prime is 6462664601711. The reversal of 6462664601615 is 5161064662646.

It is not a de Polignac number, because 6462664601615 - 2² = 6462664601611 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (53).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6462664601611) 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, 393337166 + ... + 393353595.

It is an arithmetic number, because the mean of its divisors is an integer number (509775613776).

Almost surely, 2^{6462664601615} is an apocalyptic number.

6462664601615 is a deficient number, since it is larger than the sum of its proper divisors (1693745218801).

6462664601615 is a wasteful number, since it uses less digits than its factorization.

6462664601615 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 786690850.

The product of its (nonzero) digits is 7464960, while the sum is 53.

The spelling of 6462664601615 in words is "six trillion, four hundred sixty-two billion, six hundred sixty-four million, six hundred one thousand, six hundred fifteen".