4051445018860 has 24 divisors (see below), whose sum is σ = 8509345555536. Its totient is φ = 1620328290240.

The previous prime is 4051445018839. The next prime is 4051445018861. The reversal of 4051445018860 is 688105441504.

It is a self number, because there is not a number n which added to its sum of digits gives 4051445018860.

It is not an unprimeable number, because it can be changed into a prime (4051445018861) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15474267 + ... + 15733906.

It is an arithmetic number, because the mean of its divisors is an integer number (354556064814).

Almost surely, 2^{4051445018860} is an apocalyptic number.

It is an amenable number.

4051445018860 is an abundant number, since it is smaller than the sum of its proper divisors (4457900536676).

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

4051445018860 is a wasteful number, since it uses less digits than its factorization.

4051445018860 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31214673 (or 31214671 counting only the distinct ones).

The product of its (nonzero) digits is 614400, while the sum is 46.

The spelling of 4051445018860 in words is "four trillion, fifty-one billion, four hundred forty-five million, eighteen thousand, eight hundred sixty".