1023722387496 has 144 divisors (see below), whose sum is σ = 2824998003360. Its totient is φ = 334842742080.

The previous prime is 1023722387411. The next prime is 1023722387497. The reversal of 1023722387496 is 6947832273201.

It is a happy number.

1023722387496 is a `hidden beast` number, since 1 + 0 + 2 + 3 + 72 + 2 + 3 + 87 + 496 = 666.

It is not an unprimeable number, because it can be changed into a prime (1023722387497) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 254212635 + ... + 254216661.

It is an arithmetic number, because the mean of its divisors is an integer number (19618041690).

Almost surely, 2^{1023722387496} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1023722387496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1412499001680).

1023722387496 is an abundant number, since it is smaller than the sum of its proper divisors (1801275615864).

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

1023722387496 is a wasteful number, since it uses less digits than its factorization.

1023722387496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4556 (or 4326 counting only the distinct ones).

The product of its (nonzero) digits is 6096384, while the sum is 54.

The spelling of 1023722387496 in words is "one trillion, twenty-three billion, seven hundred twenty-two million, three hundred eighty-seven thousand, four hundred ninety-six".