1003875788412 has 216 divisors, whose sum is σ = 3078329304960. Its totient is φ = 285216876000.

The previous prime is 1003875788401. The next prime is 1003875788437. The reversal of 1003875788412 is 2148875783001.

1003875788412 is a `hidden beast` number, since 100 + 387 + 5 + 78 + 84 + 12 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 8466537 + ... + 8584287.

It is an arithmetic number, because the mean of its divisors is an integer number (14251524560).

Almost surely, 2^{1003875788412} is an apocalyptic number.

1003875788412 is a gapful number since it is divisible by the number (12) 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 1003875788412, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1539164652480).

1003875788412 is an abundant number, since it is smaller than the sum of its proper divisors (2074453516548).

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

1003875788412 is a wasteful number, since it uses less digits than its factorization.

1003875788412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117963 (or 117942 counting only the distinct ones).

The product of its (nonzero) digits is 3010560, while the sum is 54.

The spelling of 1003875788412 in words is "one trillion, three billion, eight hundred seventy-five million, seven hundred eighty-eight thousand, four hundred twelve".