83053687547865 has 32 divisors (see below), whose sum is σ = 133327154378880. Its totient is φ = 44148233447424.

The previous prime is 83053687547819. The next prime is 83053687547891. The reversal of 83053687547865 is 56874578635038.

It is not a de Polignac number, because 83053687547865 - 2¹¹ = 83053687545817 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 73566471 + ... + 74686899.

It is an arithmetic number, because the mean of its divisors is an integer number (4166473574340).

Almost surely, 2^{83053687547865} is an apocalyptic number.

It is an amenable number.

83053687547865 is a deficient number, since it is larger than the sum of its proper divisors (50273466831015).

83053687547865 is a wasteful number, since it uses less digits than its factorization.

83053687547865 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1136841.

The product of its (nonzero) digits is 4064256000, while the sum is 75.

The spelling of 83053687547865 in words is "eighty-three trillion, fifty-three billion, six hundred eighty-seven million, five hundred forty-seven thousand, eight hundred sixty-five".