16324612490 has 8 divisors (see below), whose sum is σ = 29384302500. Its totient is φ = 6529844992.

The previous prime is 16324612429. The next prime is 16324612519. The reversal of 16324612490 is 9421642361.

It can be written as a sum of positive squares in 2 ways, for example, as 16317252121 + 7360369 = 127739^2 + 2713^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 816230615 + ... + 816230634.

Almost surely, 2^16324612490 is an apocalyptic number.

16324612490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16324612490 is a deficient number, since it is larger than the sum of its proper divisors (13059690010).

16324612490 is a wasteful number, since it uses less digits than its factorization.

16324612490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1632461256.

The product of its (nonzero) digits is 62208, while the sum is 38.

The spelling of 16324612490 in words is "sixteen billion, three hundred twenty-four million, six hundred twelve thousand, four hundred ninety".