5861811840450 has 24 divisors (see below), whose sum is σ = 14537293364688. Its totient is φ = 1563149824080.

The previous prime is 5861811840421. The next prime is 5861811840457. The reversal of 5861811840450 is 540481181685.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 5861811840393 and 5861811840402.

It is not an unprimeable number, because it can be changed into a prime (5861811840457) 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, 19539372652 + ... + 19539372951.

It is an arithmetic number, because the mean of its divisors is an integer number (605720556862).

Almost surely, 2^{5861811840450} is an apocalyptic number.

5861811840450 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

5861811840450 is an abundant number, since it is smaller than the sum of its proper divisors (8675481524238).

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

5861811840450 is a wasteful number, since it uses less digits than its factorization.

5861811840450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39078745618 (or 39078745613 counting only the distinct ones).

The product of its (nonzero) digits is 1228800, while the sum is 51.

The spelling of 5861811840450 in words is "five trillion, eight hundred sixty-one billion, eight hundred eleven million, eight hundred forty thousand, four hundred fifty".