84650412256490 has 16 divisors (see below), whose sum is σ = 154953297012960. Its totient is φ = 33286263802320.

The previous prime is 84650412256351. The next prime is 84650412256519. The reversal of 84650412256490 is 9465221405648.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71737636916 + ... + 71737638095.

It is an arithmetic number, because the mean of its divisors is an integer number (9684581063310).

Almost surely, 2^{84650412256490} is an apocalyptic number.

84650412256490 is a deficient number, since it is larger than the sum of its proper divisors (70302884756470).

84650412256490 is a wasteful number, since it uses less digits than its factorization.

84650412256490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143475275077.

The product of its (nonzero) digits is 16588800, while the sum is 56.

The spelling of 84650412256490 in words is "eighty-four trillion, six hundred fifty billion, four hundred twelve million, two hundred fifty-six thousand, four hundred ninety".