18494106376 has 32 divisors (see below), whose sum is σ = 34795150200. Its totient is φ = 9215447040.

The previous prime is 18494106343. The next prime is 18494106383. The reversal of 18494106376 is 67360149481.

It can be written as a sum of positive squares in 4 ways, for example, as 11416922500 + 7077183876 = 106850^2 + 84126^2 .

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, 4451116 + ... + 4455268.

Almost surely, 2^18494106376 is an apocalyptic number.

It is an amenable number.

18494106376 is a deficient number, since it is larger than the sum of its proper divisors (16301043824).

18494106376 is a wasteful number, since it uses less digits than its factorization.

18494106376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5929 (or 5925 counting only the distinct ones).

The product of its (nonzero) digits is 870912, while the sum is 49.

The spelling of 18494106376 in words is "eighteen billion, four hundred ninety-four million, one hundred six thousand, three hundred seventy-six".