1255656054 has 48 divisors (see below), whose sum is σ = 2639632320. Its totient is φ = 398077200.

The previous prime is 1255656047. The next prime is 1255656067. The reversal of 1255656054 is 4506565521.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 338349 + ... + 342039.

It is an arithmetic number, because the mean of its divisors is an integer number (54992340).

Almost surely, 2^1255656054 is an apocalyptic number.

1255656054 is an abundant number, since it is smaller than the sum of its proper divisors (1383976266).

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

1255656054 is a wasteful number, since it uses less digits than its factorization.

1255656054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3817 (or 3786 counting only the distinct ones).

The product of its (nonzero) digits is 180000, while the sum is 39.

The square root of 1255656054 is about 35435.2374621647. The cubic root of 1255656054 is about 1078.8396471094.

The spelling of 1255656054 in words is "one billion, two hundred fifty-five million, six hundred fifty-six thousand, fifty-four".