7261954548791 has 2 divisors, whose sum is σ = 7261954548792. Its totient is φ = 7261954548790.

The previous prime is 7261954548749. The next prime is 7261954548803. The reversal of 7261954548791 is 1978454591627.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 7261954548791 - 2⁶ = 7261954548727 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7261954548701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3630977274395 + 3630977274396.

It is an arithmetic number, because the mean of its divisors is an integer number (3630977274396).

Almost surely, 2^{7261954548791} is an apocalyptic number.

7261954548791 is a deficient number, since it is larger than the sum of its proper divisors (1).

7261954548791 is an equidigital number, since it uses as much as digits as its factorization.

7261954548791 is an evil number, because the sum of its binary digits is even.

The product of its digits is 152409600, while the sum is 68.

The spelling of 7261954548791 in words is "seven trillion, two hundred sixty-one billion, nine hundred fifty-four million, five hundred forty-eight thousand, seven hundred ninety-one".