84699485451 has 12 divisors (see below), whose sum is σ = 139821372912. Its totient is φ = 48399705936.

The previous prime is 84699485449. The next prime is 84699485459. The reversal of 84699485451 is 15458499648.

84699485451 is a `hidden beast` number, since 8 + 46 + 9 + 9 + 48 + 545 + 1 = 666.

It is not a de Polignac number, because 84699485451 - 2¹ = 84699485449 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (63), and also a Moran number because the ratio is a prime number: 1344436277 = 84699485451 / (8 + 4 + 6 + 9 + 9 + 4 + 8 + 5 + 4 + 5 + 1).

It is not an unprimeable number, because it can be changed into a prime (84699485459) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 672218076 + ... + 672218201.

It is an arithmetic number, because the mean of its divisors is an integer number (11651781076).

Almost surely, 2^84699485451 is an apocalyptic number.

84699485451 is a deficient number, since it is larger than the sum of its proper divisors (55121887461).

84699485451 is a wasteful number, since it uses less digits than its factorization.

84699485451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1344436290 (or 1344436287 counting only the distinct ones).

The product of its digits is 49766400, while the sum is 63.

The spelling of 84699485451 in words is "eighty-four billion, six hundred ninety-nine million, four hundred eighty-five thousand, four hundred fifty-one".