7772821226051 has 16 divisors (see below), whose sum is σ = 9417195615744. Its totient is φ = 6262892072064.

The previous prime is 7772821226047. The next prime is 7772821226113. The reversal of 7772821226051 is 1506221282777.

It is a cyclic number.

It is not a de Polignac number, because 7772821226051 - 2² = 7772821226047 is a prime.

It is not an unprimeable number, because it can be changed into a prime (7772821226041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39584825 + ... + 39780698.

It is an arithmetic number, because the mean of its divisors is an integer number (588574725984).

Almost surely, 2^{7772821226051} is an apocalyptic number.

7772821226051 is a deficient number, since it is larger than the sum of its proper divisors (1644374389693).

7772821226051 is a wasteful number, since it uses less digits than its factorization.

7772821226051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79366370.

The product of its (nonzero) digits is 1317120, while the sum is 50.

The spelling of 7772821226051 in words is "seven trillion, seven hundred seventy-two billion, eight hundred twenty-one million, two hundred twenty-six thousand, fifty-one".