248406761256 has 16 divisors (see below), whose sum is σ = 621016903200. Its totient is φ = 82802253744.

The previous prime is 248406761249. The next prime is 248406761297. The reversal of 248406761256 is 652167604842.

It is a junction number, because it is equal to n+sod(n) for n = 248406761199 and 248406761208.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5175140836 + ... + 5175140883.

It is an arithmetic number, because the mean of its divisors is an integer number (38813556450).

Almost surely, 2^248406761256 is an apocalyptic number.

It is an amenable number.

248406761256 is an abundant number, since it is smaller than the sum of its proper divisors (372610141944).

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

248406761256 is a wasteful number, since it uses less digits than its factorization.

248406761256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10350281728 (or 10350281724 counting only the distinct ones).

The product of its (nonzero) digits is 3870720, while the sum is 51.

The spelling of 248406761256 in words is "two hundred forty-eight billion, four hundred six million, seven hundred sixty-one thousand, two hundred fifty-six".