255542416757 has 4 divisors (see below), whose sum is σ = 266652956640. Its totient is φ = 244431876876.

The previous prime is 255542416729. The next prime is 255542416763. The reversal of 255542416757 is 757614245552.

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 255542416757 - 2⁶ = 255542416693 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 255542416699 and 255542416708.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255542418757) 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, 5555269907 + ... + 5555269952.

It is an arithmetic number, because the mean of its divisors is an integer number (66663239160).

Almost surely, 2^255542416757 is an apocalyptic number.

It is an amenable number.

255542416757 is a deficient number, since it is larger than the sum of its proper divisors (11110539883).

255542416757 is a wasteful number, since it uses less digits than its factorization.

255542416757 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11110539882.

The product of its digits is 11760000, while the sum is 53.

The spelling of 255542416757 in words is "two hundred fifty-five billion, five hundred forty-two million, four hundred sixteen thousand, seven hundred fifty-seven".