1002152040344 has 192 divisors, whose sum is σ = 2404283666400. Its totient is φ = 388067936256.

The previous prime is 1002152040319. The next prime is 1002152040437. The reversal of 1002152040344 is 4430402512001.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 46092644 + ... + 46114380.

Almost surely, 2^{1002152040344} is an apocalyptic number.

1002152040344 is a gapful number since it is divisible by the number (14) 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 1002152040344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1202141833200).

1002152040344 is an abundant number, since it is smaller than the sum of its proper divisors (1402131626056).

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

1002152040344 is a wasteful number, since it uses less digits than its factorization.

1002152040344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21962 (or 21951 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 26.

Adding to 1002152040344 its reverse (4430402512001), we get a palindrome (5432554552345).

The spelling of 1002152040344 in words is "one trillion, two billion, one hundred fifty-two million, forty thousand, three hundred forty-four".