4012013632 has 28 divisors (see below), whose sum is σ = 8685099216. Its totient is φ = 1823642240.

The previous prime is 4012013611. The next prime is 4012013633. The reversal of 4012013632 is 2363102104.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (4012013633) 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, 2848738 + ... + 2850145.

Almost surely, 2^4012013632 is an apocalyptic number.

It is an amenable number.

4012013632 is an abundant number, since it is smaller than the sum of its proper divisors (4673085584).

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

4012013632 is a wasteful number, since it uses less digits than its factorization.

4012013632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5698906 (or 5698896 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 4012013632 is about 63340.4580974909. The cubic root of 4012013632 is about 1588.9886679475.

Adding to 4012013632 its reverse (2363102104), we get a palindrome (6375115736).

The spelling of 4012013632 in words is "four billion, twelve million, thirteen thousand, six hundred thirty-two".