249291003406 has 8 divisors (see below), whose sum is σ = 374780606904. Its totient is φ = 124364134440.

The previous prime is 249291003391. The next prime is 249291003433. The reversal of 249291003406 is 604300192942.

249291003406 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 140682525 + ... + 140684296.

It is an arithmetic number, because the mean of its divisors is an integer number (46847575863).

Almost surely, 2^249291003406 is an apocalyptic number.

249291003406 is a deficient number, since it is larger than the sum of its proper divisors (125489603498).

249291003406 is a wasteful number, since it uses less digits than its factorization.

249291003406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 281367266.

The product of its (nonzero) digits is 93312, while the sum is 40.

The spelling of 249291003406 in words is "two hundred forty-nine billion, two hundred ninety-one million, three thousand, four hundred six".