84650412256491 has 32 divisors (see below), whose sum is σ = 113746131210240. Its totient is φ = 55995483254400.

The previous prime is 84650412256351. The next prime is 84650412256519. The reversal of 84650412256491 is 19465221405648.

It is not a de Polignac number, because 84650412256491 - 2³⁰ = 84649338514667 is a prime.

It is not an unprimeable number, because it can be changed into a prime (84650412257491) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2367229870 + ... + 2367265628.

It is an arithmetic number, because the mean of its divisors is an integer number (3554566600320).

Almost surely, 2^{84650412256491} is an apocalyptic number.

84650412256491 is a deficient number, since it is larger than the sum of its proper divisors (29095718953749).

84650412256491 is a wasteful number, since it uses less digits than its factorization.

84650412256491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44907.

The product of its (nonzero) digits is 16588800, while the sum is 57.

The spelling of 84650412256491 in words is "eighty-four trillion, six hundred fifty billion, four hundred twelve million, two hundred fifty-six thousand, four hundred ninety-one".