146327089890 has 16 divisors (see below), whose sum is σ = 351185015808. Its totient is φ = 39020557296.

The previous prime is 146327089889. The next prime is 146327089891. The reversal of 146327089890 is 98980723641.

It is an interprime number because it is at equal distance from previous prime (146327089889) and next prime (146327089891).

It is a super-2 number, since 2×146327089890² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 146327089890.

It is not an unprimeable number, because it can be changed into a prime (146327089891) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2438784802 + ... + 2438784861.

It is an arithmetic number, because the mean of its divisors is an integer number (21949063488).

Almost surely, 2^146327089890 is an apocalyptic number.

146327089890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

146327089890 is an abundant number, since it is smaller than the sum of its proper divisors (204857925918).

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

146327089890 is a wasteful number, since it uses less digits than its factorization.

146327089890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4877569673.

The product of its (nonzero) digits is 5225472, while the sum is 57.

The spelling of 146327089890 in words is "one hundred forty-six billion, three hundred twenty-seven million, eighty-nine thousand, eight hundred ninety".