774054730342253 has 4 divisors (see below), whose sum is σ = 776789906068128. Its totient is φ = 771319554616380.

The previous prime is 774054730342249. The next prime is 774054730342331. The reversal of 774054730342253 is 352243037450477.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 774054730342253 - 2² = 774054730342249 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 (774054730347253) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1367587862513 + ... + 1367587863078.

It is an arithmetic number, because the mean of its divisors is an integer number (194197476517032).

Almost surely, 2^{774054730342253} is an apocalyptic number.

It is an amenable number.

774054730342253 is a deficient number, since it is larger than the sum of its proper divisors (2735175725875).

774054730342253 is a wasteful number, since it uses less digits than its factorization.

774054730342253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2735175725874.

The product of its (nonzero) digits is 59270400, while the sum is 56.

The spelling of 774054730342253 in words is "seven hundred seventy-four trillion, fifty-four billion, seven hundred thirty million, three hundred forty-two thousand, two hundred fifty-three".