254383862783 has 4 divisors (see below), whose sum is σ = 267772487160. Its totient is φ = 240995238408.

The previous prime is 254383862743. The next prime is 254383862867. The reversal of 254383862783 is 387268383452.

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

It is a cyclic number.

It is not a de Polignac number, because 254383862783 - 2⁸ = 254383862527 is a prime.

It is a super-2 number, since 2×254383862783² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (254383862723) 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, 6694312160 + ... + 6694312197.

It is an arithmetic number, because the mean of its divisors is an integer number (66943121790).

Almost surely, 2^254383862783 is an apocalyptic number.

254383862783 is a deficient number, since it is larger than the sum of its proper divisors (13388624377).

254383862783 is a wasteful number, since it uses less digits than its factorization.

254383862783 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13388624376.

The product of its digits is 46448640, while the sum is 59.

The spelling of 254383862783 in words is "two hundred fifty-four billion, three hundred eighty-three million, eight hundred sixty-two thousand, seven hundred eighty-three".