10002451512 has 64 divisors (see below), whose sum is σ = 25924872960. Its totient is φ = 3213612800.

The previous prime is 10002451489. The next prime is 10002451513. The reversal of 10002451512 is 21515420001.

It is a super-2 number, since 2×10002451512² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10002451513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20437 + ... + 142907.

It is an arithmetic number, because the mean of its divisors is an integer number (405076140).

Almost surely, 2^10002451512 is an apocalyptic number.

10002451512 is a gapful number since it is divisible by the number (12) 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 10002451512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12962436480).

10002451512 is an abundant number, since it is smaller than the sum of its proper divisors (15922421448).

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

10002451512 is a wasteful number, since it uses less digits than its factorization.

10002451512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122604 (or 122600 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 21.

Adding to 10002451512 its reverse (21515420001), we get a palindrome (31517871513).

The spelling of 10002451512 in words is "ten billion, two million, four hundred fifty-one thousand, five hundred twelve".