1384780654383 has 48 divisors (see below), whose sum is σ = 2149838346240. Its totient is φ = 776685144960.

The previous prime is 1384780654373. The next prime is 1384780654393. The reversal of 1384780654383 is 3834560874831.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1384780654373) and next prime (1384780654393).

It is not a de Polignac number, because 1384780654383 - 2²² = 1384776460079 is a prime.

It is a super-2 number, since 2×1384780654383² (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 (1384780654373) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 37411041 + ... + 37448037.

It is an arithmetic number, because the mean of its divisors is an integer number (44788298880).

Almost surely, 2^{1384780654383} is an apocalyptic number.

1384780654383 is a deficient number, since it is larger than the sum of its proper divisors (765057691857).

1384780654383 is an equidigital number, since it uses as much as digits as its factorization.

1384780654383 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37608 (or 37547 counting only the distinct ones).

The product of its (nonzero) digits is 46448640, while the sum is 60.

The spelling of 1384780654383 in words is "one trillion, three hundred eighty-four billion, seven hundred eighty million, six hundred fifty-four thousand, three hundred eighty-three".