65484077515 has 16 divisors (see below), whose sum is σ = 83742087168. Its totient is φ = 49043390176.

The previous prime is 65484077419. The next prime is 65484077563. The reversal of 65484077515 is 51577048456.

It is not a de Polignac number, because 65484077515 - 2⁷ = 65484077387 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6052327 + ... + 6063136.

It is an arithmetic number, because the mean of its divisors is an integer number (5233880448).

Almost surely, 2^65484077515 is an apocalyptic number.

65484077515 is a deficient number, since it is larger than the sum of its proper divisors (18258009653).

65484077515 is a wasteful number, since it uses less digits than its factorization.

65484077515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12115538.

The product of its (nonzero) digits is 4704000, while the sum is 52.

The spelling of 65484077515 in words is "sixty-five billion, four hundred eighty-four million, seventy-seven thousand, five hundred fifteen".