43861000022 has 16 divisors (see below), whose sum is σ = 75259484160. Its totient is φ = 18780271848.

The previous prime is 43861000019. The next prime is 43861000031. The reversal of 43861000022 is 22000016834.

It is a junction number, because it is equal to n+sod(n) for n = 43860999955 and 43861000000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1425872 + ... + 1456307.

It is an arithmetic number, because the mean of its divisors is an integer number (4703717760).

Almost surely, 2^43861000022 is an apocalyptic number.

43861000022 is a deficient number, since it is larger than the sum of its proper divisors (31398484138).

43861000022 is a wasteful number, since it uses less digits than its factorization.

43861000022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2883275.

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 43861000022 its reverse (22000016834), we get a palindrome (65861016856).

The spelling of 43861000022 in words is "forty-three billion, eight hundred sixty-one million, twenty-two", and thus it is an aban number.