1240051253000 has 256 divisors, whose sum is σ = 3371388134400. Its totient is φ = 418149734400.

The previous prime is 1240051252991. The next prime is 1240051253027. The reversal of 1240051253000 is 3521500421.

It is a super-2 number, since 2×1240051253000² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 104525069 + ... + 104536931.

It is an arithmetic number, because the mean of its divisors is an integer number (13169484900).

Almost surely, 2^{1240051253000} is an apocalyptic number.

1240051253000 is a gapful number since it is divisible by the number (10) 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 1240051253000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1685694067200).

1240051253000 is an abundant number, since it is smaller than the sum of its proper divisors (2131336881400).

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

1240051253000 is a wasteful number, since it uses less digits than its factorization.

1240051253000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12137 (or 12123 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 23.

Adding to 1240051253000 its reverse (3521500421), we get a palindrome (1243572753421).

The spelling of 1240051253000 in words is "one trillion, two hundred forty billion, fifty-one million, two hundred fifty-three thousand".