9677725391015 has 16 divisors (see below), whose sum is σ = 12669389314560. Its totient is φ = 7038141858720.

The previous prime is 9677725390973. The next prime is 9677725391017. The reversal of 9677725391015 is 5101935277769.

It is not a de Polignac number, because 9677725391015 - 2¹⁴ = 9677725374631 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9677725391017) 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, 619379 + ... + 4442868.

It is an arithmetic number, because the mean of its divisors is an integer number (791836832160).

Almost surely, 2^{9677725391015} is an apocalyptic number.

9677725391015 is a deficient number, since it is larger than the sum of its proper divisors (2991663923545).

9677725391015 is a wasteful number, since it uses less digits than its factorization.

9677725391015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5097022.

The product of its (nonzero) digits is 25004700, while the sum is 62.

The spelling of 9677725391015 in words is "nine trillion, six hundred seventy-seven billion, seven hundred twenty-five million, three hundred ninety-one thousand, fifteen".