3857547048456 has 48 divisors (see below), whose sum is σ = 10178153938800. Its totient is φ = 1218172749408.

The previous prime is 3857547048451. The next prime is 3857547048473. The reversal of 3857547048456 is 6548407457583.

It is not an unprimeable number, because it can be changed into a prime (3857547048451) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 222610626 + ... + 222627953.

It is an arithmetic number, because the mean of its divisors is an integer number (212044873725).

Almost surely, 2^{3857547048456} is an apocalyptic number.

It is an amenable number.

3857547048456 is an abundant number, since it is smaller than the sum of its proper divisors (6320606890344).

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

3857547048456 is a wasteful number, since it uses less digits than its factorization.

3857547048456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 445238626 (or 445238603 counting only the distinct ones).

The product of its (nonzero) digits is 451584000, while the sum is 66.

The spelling of 3857547048456 in words is "three trillion, eight hundred fifty-seven billion, five hundred forty-seven million, forty-eight thousand, four hundred fifty-six".