4256352453540 has 192 divisors, whose sum is σ = 13762322703360. Its totient is φ = 973093148160.

The previous prime is 4256352453539. The next prime is 4256352453599. The reversal of 4256352453540 is 453542536524.

It is a self number, because there is not a number n which added to its sum of digits gives 4256352453540.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1762794 + ... + 3408833.

It is an arithmetic number, because the mean of its divisors is an integer number (71678764080).

Almost surely, 2^{4256352453540} is an apocalyptic number.

It is an amenable number.

4256352453540 is an abundant number, since it is smaller than the sum of its proper divisors (9505970249820).

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

4256352453540 is a wasteful number, since it uses less digits than its factorization.

4256352453540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5171722 (or 5171720 counting only the distinct ones).

The product of its (nonzero) digits is 8640000, while the sum is 48.

The spelling of 4256352453540 in words is "four trillion, two hundred fifty-six billion, three hundred fifty-two million, four hundred fifty-three thousand, five hundred forty".