16294507290 has 64 divisors (see below), whose sum is σ = 44462563200. Its totient is φ = 4244147712.

The previous prime is 16294507279. The next prime is 16294507291. The reversal of 16294507290 is 9270549261.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (16294507291) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 690135 + ... + 713354.

It is an arithmetic number, because the mean of its divisors is an integer number (694727550).

Almost surely, 2^16294507290 is an apocalyptic number.

16294507290 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16294507290 is an abundant number, since it is smaller than the sum of its proper divisors (28168055910).

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

16294507290 is a wasteful number, since it uses less digits than its factorization.

16294507290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1403548 (or 1403542 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 45.

The spelling of 16294507290 in words is "sixteen billion, two hundred ninety-four million, five hundred seven thousand, two hundred ninety".