4578894891436 has 12 divisors (see below), whose sum is σ = 8027452178928. Its totient is φ = 2285337126032.

The previous prime is 4578894891413. The next prime is 4578894891437. The reversal of 4578894891436 is 6341984988754.

It is a super-2 number, since 2×4578894891436² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4578894891437) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1027577416 + ... + 1027581871.

It is an arithmetic number, because the mean of its divisors is an integer number (668954348244).

Almost surely, 2^{4578894891436} is an apocalyptic number.

It is an amenable number.

4578894891436 is a deficient number, since it is larger than the sum of its proper divisors (3448557287492).

4578894891436 is a wasteful number, since it uses less digits than its factorization.

4578894891436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2055159848 (or 2055159846 counting only the distinct ones).

The product of its digits is 1672151040, while the sum is 76.

The spelling of 4578894891436 in words is "four trillion, five hundred seventy-eight billion, eight hundred ninety-four million, eight hundred ninety-one thousand, four hundred thirty-six".