249286697466 has 16 divisors (see below), whose sum is σ = 505595556288. Its totient is φ = 81925205600.

The previous prime is 249286697461. The next prime is 249286697467. The reversal of 249286697466 is 664796682942.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 249286697466.

It is not an unprimeable number, because it can be changed into a prime (249286697461) 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, 292589595 + ... + 292590446.

It is an arithmetic number, because the mean of its divisors is an integer number (31599722268).

Almost surely, 2^249286697466 is an apocalyptic number.

249286697466 is an abundant number, since it is smaller than the sum of its proper divisors (256308858822).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

249286697466 is a wasteful number, since it uses less digits than its factorization.

249286697466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 585180117.

The product of its digits is 376233984, while the sum is 69.

The spelling of 249286697466 in words is "two hundred forty-nine billion, two hundred eighty-six million, six hundred ninety-seven thousand, four hundred sixty-six".