15401214222994 has 8 divisors (see below), whose sum is σ = 23124717097020. Its totient is φ = 7692975190656.

The previous prime is 15401214222983. The next prime is 15401214223007. The reversal of 15401214222994 is 49922241210451.

15401214222994 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 15084485015625 + 316729207369 = 3883875^2 + 562787^2 .

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

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, 3815957899 + ... + 3815961934.

Almost surely, 2^{15401214222994} is an apocalyptic number.

15401214222994 is a deficient number, since it is larger than the sum of its proper divisors (7723502874026).

15401214222994 is a wasteful number, since it uses less digits than its factorization.

15401214222994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7631920844.

The product of its (nonzero) digits is 414720, while the sum is 46.

The spelling of 15401214222994 in words is "fifteen trillion, four hundred one billion, two hundred fourteen million, two hundred twenty-two thousand, nine hundred ninety-four".