274785051383 has 6 divisors (see below), whose sum is σ = 280067500944. Its totient is φ = 269600425016.

The previous prime is 274785051377. The next prime is 274785051391. The reversal of 274785051383 is 383150587472.

It is not a de Polignac number, because 274785051383 - 2⁶ = 274785051319 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (53).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (274785051283) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 48908735 + ... + 48914352.

It is an arithmetic number, because the mean of its divisors is an integer number (46677916824).

Almost surely, 2^274785051383 is an apocalyptic number.

274785051383 is a deficient number, since it is larger than the sum of its proper divisors (5282449561).

274785051383 is an frugal number, since it uses more digits than its factorization.

274785051383 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97823193 (or 97823140 counting only the distinct ones).

The product of its (nonzero) digits is 5644800, while the sum is 53.

The spelling of 274785051383 in words is "two hundred seventy-four billion, seven hundred eighty-five million, fifty-one thousand, three hundred eighty-three".