214916994090 has 64 divisors (see below), whose sum is σ = 586440201600. Its totient is φ = 55978376832.

The previous prime is 214916994077. The next prime is 214916994139. The reversal of 214916994090 is 90499619412.

214916994090 is a `hidden beast` number, since 2 + 1 + 491 + 69 + 9 + 4 + 0 + 90 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9244075 + ... + 9267294.

It is an arithmetic number, because the mean of its divisors is an integer number (9163128150).

Almost surely, 2^214916994090 is an apocalyptic number.

214916994090 is an abundant number, since it is smaller than the sum of its proper divisors (371523207510).

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

214916994090 is a wasteful number, since it uses less digits than its factorization.

214916994090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18511428 (or 18511422 counting only the distinct ones).

The product of its (nonzero) digits is 1259712, while the sum is 54.

The spelling of 214916994090 in words is "two hundred fourteen billion, nine hundred sixteen million, nine hundred ninety-four thousand, ninety".