1395826387494 has 96 divisors (see below), whose sum is σ = 3543598668672. Its totient is φ = 362455632000.

The previous prime is 1395826387493. The next prime is 1395826387541. The reversal of 1395826387494 is 4947836285931.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1395826387493) 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, 12495549 + ... + 12606759.

It is an arithmetic number, because the mean of its divisors is an integer number (36912486132).

Almost surely, 2^{1395826387494} is an apocalyptic number.

1395826387494 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1395826387494, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1771799334336).

1395826387494 is an abundant number, since it is smaller than the sum of its proper divisors (2147772281178).

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

1395826387494 is a wasteful number, since it uses less digits than its factorization.

1395826387494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115122 (or 115115 counting only the distinct ones).

The product of its digits is 313528320, while the sum is 69.

The spelling of 1395826387494 in words is "one trillion, three hundred ninety-five billion, eight hundred twenty-six million, three hundred eighty-seven thousand, four hundred ninety-four".