255194111651 has 8 divisors (see below), whose sum is σ = 256898423040. Its totient is φ = 253491898248.

The previous prime is 255194111617. The next prime is 255194111663. The reversal of 255194111651 is 156111491552.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-255194111651 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 255194111599 and 255194111608.

It is not an unprimeable number, because it can be changed into a prime (255194111671) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 280031 + ... + 767336.

It is an arithmetic number, because the mean of its divisors is an integer number (32112302880).

Almost surely, 2^255194111651 is an apocalyptic number.

255194111651 is a deficient number, since it is larger than the sum of its proper divisors (1704311389).

255194111651 is a wasteful number, since it uses less digits than its factorization.

255194111651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1048993.

The product of its digits is 54000, while the sum is 41.

The spelling of 255194111651 in words is "two hundred fifty-five billion, one hundred ninety-four million, one hundred eleven thousand, six hundred fifty-one".