254065220051 has 16 divisors (see below), whose sum is σ = 259803910080. Its totient is φ = 248394061440.

The previous prime is 254065219987. The next prime is 254065220077. The reversal of 254065220051 is 150022560452.

It is a cyclic number.

It is not a de Polignac number, because 254065220051 - 2⁶ = 254065219987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (254065220951) 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, 4751501 + ... + 4804673.

It is an arithmetic number, because the mean of its divisors is an integer number (16237744380).

Almost surely, 2^254065220051 is an apocalyptic number.

254065220051 is a deficient number, since it is larger than the sum of its proper divisors (5738690029).

254065220051 is a wasteful number, since it uses less digits than its factorization.

254065220051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53806.

The product of its (nonzero) digits is 24000, while the sum is 32.

The spelling of 254065220051 in words is "two hundred fifty-four billion, sixty-five million, two hundred twenty thousand, fifty-one".