1125621202460 has 12 divisors (see below), whose sum is σ = 2363804525208. Its totient is φ = 450248480976.

The previous prime is 1125621202411. The next prime is 1125621202493. The reversal of 1125621202460 is 642021265211.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28140530042 + ... + 28140530081.

It is an arithmetic number, because the mean of its divisors is an integer number (196983710434).

Almost surely, 2^{1125621202460} is an apocalyptic number.

1125621202460 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1125621202460 is an abundant number, since it is smaller than the sum of its proper divisors (1238183322748).

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

1125621202460 is a wasteful number, since it uses less digits than its factorization.

1125621202460 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56281060132 (or 56281060130 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 32.

Adding to 1125621202460 its reverse (642021265211), we get a palindrome (1767642467671).

The spelling of 1125621202460 in words is "one trillion, one hundred twenty-five billion, six hundred twenty-one million, two hundred two thousand, four hundred sixty".