1381625247874 has 16 divisors (see below), whose sum is σ = 2141222795712. Its totient is φ = 668196265968.

The previous prime is 1381625247869. The next prime is 1381625247889. The reversal of 1381625247874 is 4787425261831.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77978569 + ... + 77996284.

It is an arithmetic number, because the mean of its divisors is an integer number (133826424732).

Almost surely, 2^{1381625247874} is an apocalyptic number.

1381625247874 is a deficient number, since it is larger than the sum of its proper divisors (759597547838).

1381625247874 is a wasteful number, since it uses less digits than its factorization.

1381625247874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155975001.

The product of its digits is 18063360, while the sum is 58.

The spelling of 1381625247874 in words is "one trillion, three hundred eighty-one billion, six hundred twenty-five million, two hundred forty-seven thousand, eight hundred seventy-four".