5634121812 has 48 divisors (see below), whose sum is σ = 14360213952. Its totient is φ = 1705070080.

The previous prime is 5634121811. The next prime is 5634121847. The reversal of 5634121812 is 2181214365.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5634121811) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 74428 + ... + 129644.

It is an arithmetic number, because the mean of its divisors is an integer number (299171124).

Almost surely, 2^5634121812 is an apocalyptic number.

It is an amenable number.

5634121812 is an abundant number, since it is smaller than the sum of its proper divisors (8726092140).

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

5634121812 is a wasteful number, since it uses less digits than its factorization.

5634121812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56008 (or 56006 counting only the distinct ones).

The product of its digits is 11520, while the sum is 33.

The square root of 5634121812 is about 75060.7874459095. The cubic root of 5634121812 is about 1779.4074756358.

The spelling of 5634121812 in words is "five billion, six hundred thirty-four million, one hundred twenty-one thousand, eight hundred twelve".