1863002786416 has 20 divisors (see below), whose sum is σ = 3635536017400. Its totient is φ = 924799943232.

The previous prime is 1863002786413. The next prime is 1863002786419. The reversal of 1863002786416 is 6146872003681.

It is an interprime number because it is at equal distance from previous prime (1863002786413) and next prime (1863002786419).

It is a super-2 number, since 2×1863002786416² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1863002786413) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 418838331 + ... + 418842778.

It is an arithmetic number, because the mean of its divisors is an integer number (181776800870).

Almost surely, 2^{1863002786416} is an apocalyptic number.

1863002786416 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1863002786416 is a deficient number, since it is larger than the sum of its proper divisors (1772533230984).

1863002786416 is a wasteful number, since it uses less digits than its factorization.

1863002786416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 837681256 (or 837681250 counting only the distinct ones).

The product of its (nonzero) digits is 2322432, while the sum is 52.

The spelling of 1863002786416 in words is "one trillion, eight hundred sixty-three billion, two million, seven hundred eighty-six thousand, four hundred sixteen".