16179670494 has 48 divisors (see below), whose sum is σ = 37873351152. Its totient is φ = 4962432384.

The previous prime is 16179670483. The next prime is 16179670499. The reversal of 16179670494 is 49407697161.

16179670494 is a `hidden beast` number, since 1 + 61 + 7 + 96 + 7 + 0 + 494 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 16179670494.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16179670499) 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, 37212 + ... + 183695.

It is an arithmetic number, because the mean of its divisors is an integer number (789028149).

Almost surely, 2^16179670494 is an apocalyptic number.

16179670494 is an abundant number, since it is smaller than the sum of its proper divisors (21693680658).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16179670494 is a wasteful number, since it uses less digits than its factorization.

16179670494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221241 (or 221238 counting only the distinct ones).

The product of its (nonzero) digits is 2286144, while the sum is 54.

The spelling of 16179670494 in words is "sixteen billion, one hundred seventy-nine million, six hundred seventy thousand, four hundred ninety-four".