16140382890 has 32 divisors (see below), whose sum is σ = 38816496000. Its totient is φ = 4295260224.

The previous prime is 16140382889. The next prime is 16140382891. The reversal of 16140382890 is 9828304161.

It is an interprime number because it is at equal distance from previous prime (16140382889) and next prime (16140382891).

It is not an unprimeable number, because it can be changed into a prime (16140382891) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 537765 + ... + 566984.

It is an arithmetic number, because the mean of its divisors is an integer number (1213015500).

Almost surely, 2^16140382890 is an apocalyptic number.

16140382890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16140382890 is an abundant number, since it is smaller than the sum of its proper divisors (22676113110).

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

16140382890 is a wasteful number, since it uses less digits than its factorization.

16140382890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1105246.

The product of its (nonzero) digits is 82944, while the sum is 42.

The spelling of 16140382890 in words is "sixteen billion, one hundred forty million, three hundred eighty-two thousand, eight hundred ninety".