4554397992257 has 4 divisors (see below), whose sum is σ = 4554407116116. Its totient is φ = 4554388868400.

The previous prime is 4554397992229. The next prime is 4554397992281. The reversal of 4554397992257 is 7522997934554.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3523125246001 + 1031272746256 = 1876999^2 + 1015516^2 .

It is a cyclic number.

It is not a de Polignac number, because 4554397992257 - 2³⁴ = 4537218123073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4554397992457) 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, 3766994 + ... + 4826907.

It is an arithmetic number, because the mean of its divisors is an integer number (1138601779029).

Almost surely, 2^{4554397992257} is an apocalyptic number.

It is an amenable number.

4554397992257 is a deficient number, since it is larger than the sum of its proper divisors (9123859).

4554397992257 is an equidigital number, since it uses as much as digits as its factorization.

4554397992257 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9123858.

The product of its digits is 857304000, while the sum is 71.

The spelling of 4554397992257 in words is "four trillion, five hundred fifty-four billion, three hundred ninety-seven million, nine hundred ninety-two thousand, two hundred fifty-seven".