83562430465 has 4 divisors (see below), whose sum is σ = 100274916564. Its totient is φ = 66849944368.

The previous prime is 83562430439. The next prime is 83562430477. The reversal of 83562430465 is 56403426538.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 56403426538 = 2 ⋅28201713269.

It can be written as a sum of positive squares in 2 ways, for example, as 27518496769 + 56043933696 = 165887^2 + 236736^2 .

It is a cyclic number.

It is not a de Polignac number, because 83562430465 - 2¹⁷ = 83562299393 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8356243042 + ... + 8356243051.

It is an arithmetic number, because the mean of its divisors is an integer number (25068729141).

Almost surely, 2^83562430465 is an apocalyptic number.

It is an amenable number.

83562430465 is a deficient number, since it is larger than the sum of its proper divisors (16712486099).

83562430465 is a wasteful number, since it uses less digits than its factorization.

83562430465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16712486098.

The product of its (nonzero) digits is 2073600, while the sum is 46.

The spelling of 83562430465 in words is "eighty-three billion, five hundred sixty-two million, four hundred thirty thousand, four hundred sixty-five".