1864868716344 has 48 divisors (see below), whose sum is σ = 4706151395400. Its totient is φ = 615813254848.

The previous prime is 1864868716343. The next prime is 1864868716367. The reversal of 1864868716344 is 4436178684681.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1864868716343) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3118659 + ... + 3668210.

Almost surely, 2^{1864868716344} is an apocalyptic number.

It is an amenable number.

1864868716344 is an abundant number, since it is smaller than the sum of its proper divisors (2841282679056).

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

1864868716344 is a wasteful number, since it uses less digits than its factorization.

1864868716344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6787092 (or 6786981 counting only the distinct ones).

The product of its digits is 148635648, while the sum is 66.

The spelling of 1864868716344 in words is "one trillion, eight hundred sixty-four billion, eight hundred sixty-eight million, seven hundred sixteen thousand, three hundred forty-four".