1255426466 has 16 divisors (see below), whose sum is σ = 2171906880. Its totient is φ = 533103120.

The previous prime is 1255426439. The next prime is 1255426483. The reversal of 1255426466 is 6646245521.

It is a super-2 number, since 2×1255426466² = 3152191223066498312, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 409820 + ... + 412871.

It is an arithmetic number, because the mean of its divisors is an integer number (135744180).

Almost surely, 2^1255426466 is an apocalyptic number.

1255426466 is a deficient number, since it is larger than the sum of its proper divisors (916480414).

1255426466 is a wasteful number, since it uses less digits than its factorization.

1255426466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 822809.

The product of its digits is 345600, while the sum is 41.

The square root of 1255426466 is about 35431.9977703770. The cubic root of 1255426466 is about 1078.7738903194.

The spelling of 1255426466 in words is "one billion, two hundred fifty-five million, four hundred twenty-six thousand, four hundred sixty-six".