28462267680015 has 64 divisors (see below), whose sum is σ = 49689800455680. Its totient is φ = 13828325184000.

The previous prime is 28462267680001. The next prime is 28462267680019. The reversal of 28462267680015 is 51008676226482.

It is a Cunningham number, because it is equal to 5335004²-1.

It is a de Polignac number, because none of the positive numbers 2^k-28462267680015 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28462267680019) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2667504 + ... + 8002506.

It is an arithmetic number, because the mean of its divisors is an integer number (776403132120).

Almost surely, 2^{28462267680015} is an apocalyptic number.

28462267680015 is a deficient number, since it is larger than the sum of its proper divisors (21227532775665).

28462267680015 is a wasteful number, since it uses less digits than its factorization.

28462267680015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5335384.

The product of its (nonzero) digits is 15482880, while the sum is 57.

The spelling of 28462267680015 in words is "twenty-eight trillion, four hundred sixty-two billion, two hundred sixty-seven million, six hundred eighty thousand, fifteen".