1428944750026 has 8 divisors (see below), whose sum is σ = 2143423189440. Its totient is φ = 714470353548.

The previous prime is 1428944750017. The next prime is 1428944750029. The reversal of 1428944750026 is 6200574498241.

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

It is not an unprimeable number, because it can be changed into a prime (1428944750029) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 130665 + ... + 1695571.

It is an arithmetic number, because the mean of its divisors is an integer number (267927898680).

Almost surely, 2^{1428944750026} is an apocalyptic number.

1428944750026 is a deficient number, since it is larger than the sum of its proper divisors (714478439414).

1428944750026 is a wasteful number, since it uses less digits than its factorization.

1428944750026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2021468.

The product of its (nonzero) digits is 3870720, while the sum is 52.

The spelling of 1428944750026 in words is "one trillion, four hundred twenty-eight billion, nine hundred forty-four million, seven hundred fifty thousand, twenty-six".