32491951406 has 8 divisors (see below), whose sum is σ = 48751987080. Its totient is φ = 16241289048.

The previous prime is 32491951381. The next prime is 32491951423. The reversal of 32491951406 is 60415919423.

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, 2334656 + ... + 2348531.

It is an arithmetic number, because the mean of its divisors is an integer number (6093998385).

Almost surely, 2^32491951406 is an apocalyptic number.

32491951406 is a deficient number, since it is larger than the sum of its proper divisors (16260035674).

32491951406 is a wasteful number, since it uses less digits than its factorization.

32491951406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4686658.

The product of its (nonzero) digits is 233280, while the sum is 44.

The spelling of 32491951406 in words is "thirty-two billion, four hundred ninety-one million, nine hundred fifty-one thousand, four hundred six".