7638040376112 has 40 divisors (see below), whose sum is σ = 19731801659760. Its totient is φ = 2545987993600.

The previous prime is 7638040376107. The next prime is 7638040376117. The reversal of 7638040376112 is 2116730408367.

It is an interprime number because it is at equal distance from previous prime (7638040376107) and next prime (7638040376117).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (7638040376117) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4403464 + ... + 5887832.

It is an arithmetic number, because the mean of its divisors is an integer number (493295041494).

Almost surely, 2^{7638040376112} is an apocalyptic number.

It is an amenable number.

7638040376112 is an abundant number, since it is smaller than the sum of its proper divisors (12093761283648).

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

7638040376112 is a wasteful number, since it uses less digits than its factorization.

7638040376112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1591581 (or 1591575 counting only the distinct ones).

The product of its (nonzero) digits is 1016064, while the sum is 48.

The spelling of 7638040376112 in words is "seven trillion, six hundred thirty-eight billion, forty million, three hundred seventy-six thousand, one hundred twelve".