1864233111340 has 12 divisors (see below), whose sum is σ = 3914889533856. Its totient is φ = 745693244528.

The previous prime is 1864233111337. The next prime is 1864233111353. The reversal of 1864233111340 is 431113324681.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1864233111340.

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, 46605827764 + ... + 46605827803.

It is an arithmetic number, because the mean of its divisors is an integer number (326240794488).

Almost surely, 2^{1864233111340} is an apocalyptic number.

1864233111340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1864233111340 is an abundant number, since it is smaller than the sum of its proper divisors (2050656422516).

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

1864233111340 is a wasteful number, since it uses less digits than its factorization.

1864233111340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93211655576 (or 93211655574 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 37.

The spelling of 1864233111340 in words is "one trillion, eight hundred sixty-four billion, two hundred thirty-three million, one hundred eleven thousand, three hundred forty".