1867479212368 has 80 divisors (see below), whose sum is σ = 4513447370880. Its totient is φ = 727203225600.

The previous prime is 1867479212353. The next prime is 1867479212371. The reversal of 1867479212368 is 8632129747681.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1926028 + ... + 2728468.

It is an arithmetic number, because the mean of its divisors is an integer number (56418092136).

Almost surely, 2^{1867479212368} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1867479212368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2256723685440).

1867479212368 is an abundant number, since it is smaller than the sum of its proper divisors (2645968158512).

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

1867479212368 is a wasteful number, since it uses less digits than its factorization.

1867479212368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 804356 (or 804350 counting only the distinct ones).

The product of its digits is 48771072, while the sum is 64.

The spelling of 1867479212368 in words is "one trillion, eight hundred sixty-seven billion, four hundred seventy-nine million, two hundred twelve thousand, three hundred sixty-eight".