84250484739 has 24 divisors (see below), whose sum is σ = 129100179312. Its totient is φ = 52761922560.

The previous prime is 84250484677. The next prime is 84250484749. The reversal of 84250484739 is 93748405248.

84250484739 is a `hidden beast` number, since 8 + 42 + 50 + 484 + 73 + 9 = 666.

It is not a de Polignac number, because 84250484739 - 2¹³ = 84250476547 is a prime.

It is not an unprimeable number, because it can be changed into a prime (84250484749) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 446422 + ... + 606459.

It is an arithmetic number, because the mean of its divisors is an integer number (5379174138).

Almost surely, 2^84250484739 is an apocalyptic number.

84250484739 is a deficient number, since it is larger than the sum of its proper divisors (44849694573).

84250484739 is a wasteful number, since it uses less digits than its factorization.

84250484739 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1053427 (or 1053424 counting only the distinct ones).

The product of its (nonzero) digits is 7741440, while the sum is 54.

The spelling of 84250484739 in words is "eighty-four billion, two hundred fifty million, four hundred eighty-four thousand, seven hundred thirty-nine".