7121260503791 has 8 divisors (see below), whose sum is σ = 8177154920064. Its totient is φ = 6075008959320.

The previous prime is 7121260503787. The next prime is 7121260503881. The reversal of 7121260503791 is 1973050621217.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 7121260503791 - 2² = 7121260503787 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7121260503701) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2410716365 + ... + 2410719318.

It is an arithmetic number, because the mean of its divisors is an integer number (1022144365008).

Almost surely, 2^{7121260503791} is an apocalyptic number.

7121260503791 is a deficient number, since it is larger than the sum of its proper divisors (1055894416273).

7121260503791 is a wasteful number, since it uses less digits than its factorization.

7121260503791 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4821435901.

The product of its (nonzero) digits is 158760, while the sum is 44.

The spelling of 7121260503791 in words is "seven trillion, one hundred twenty-one billion, two hundred sixty million, five hundred three thousand, seven hundred ninety-one".