16251033642 has 8 divisors (see below), whose sum is σ = 32502067296. Its totient is φ = 5417011212.

The previous prime is 16251033619. The next prime is 16251033653. The reversal of 16251033642 is 24633015261.

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

16251033642 is an admirable 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, 1354252798 + ... + 1354252809.

It is an arithmetic number, because the mean of its divisors is an integer number (4062758412).

Almost surely, 2^16251033642 is an apocalyptic number.

16251033642 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

16251033642 is a wasteful number, since it uses less digits than its factorization.

16251033642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2708505612.

The product of its (nonzero) digits is 25920, while the sum is 33.

The spelling of 16251033642 in words is "sixteen billion, two hundred fifty-one million, thirty-three thousand, six hundred forty-two".