11378308530420 has 1536 divisors, whose sum is σ = 41751939317760. Its totient is φ = 2582519334912.

The previous prime is 11378308530371. The next prime is 11378308530431. The reversal of 11378308530420 is 2403580387311.

11378308530420 is a `hidden beast` number, since 1 + 1 + 3 + 78 + 3 + 0 + 8 + 530 + 42 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 511 ways as a sum of consecutive naturals, for example, 65770569454 + ... + 65770569626.

It is an arithmetic number, because the mean of its divisors is an integer number (27182252160).

Almost surely, 2^{11378308530420} is an apocalyptic number.

11378308530420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11378308530420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20875969658880).

11378308530420 is an abundant number, since it is smaller than the sum of its proper divisors (30373630787340).

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

11378308530420 is a wasteful number, since it uses less digits than its factorization.

11378308530420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 393 (or 373 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 45.

The spelling of 11378308530420 in words is "eleven trillion, three hundred seventy-eight billion, three hundred eight million, five hundred thirty thousand, four hundred twenty".