7121260503792 has 480 divisors, whose sum is σ = 21336275390976. Its totient is φ = 2212404480000.

The previous prime is 7121260503787. The next prime is 7121260503881. The reversal of 7121260503792 is 2973050621217.

It is a happy number.

7121260503792 is a `hidden beast` number, since 7 + 1 + 2 + 1 + 2 + 605 + 0 + 37 + 9 + 2 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 16075079923 + ... + 16075080365.

Almost surely, 2^{7121260503792} is an apocalyptic number.

7121260503792 is a gapful number since it is divisible by the number (72) 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 7121260503792, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10668137695488).

7121260503792 is an abundant number, since it is smaller than the sum of its proper divisors (14215014887184).

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

7121260503792 is a wasteful number, since it uses less digits than its factorization.

7121260503792 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1109 (or 1100 counting only the distinct ones).

The product of its (nonzero) digits is 317520, while the sum is 45.

The spelling of 7121260503792 in words is "seven trillion, one hundred twenty-one billion, two hundred sixty million, five hundred three thousand, seven hundred ninety-two".