4001333042412 has 72 divisors (see below), whose sum is σ = 10647641388384. Its totient is φ = 1264497163776.

The previous prime is 4001333042411. The next prime is 4001333042429. The reversal of 4001333042412 is 2142403331004.

4001333042412 is a `hidden beast` number, since 400 + 13 + 3 + 3 + 0 + 4 + 241 + 2 = 666.

It is a super-2 number, since 2×4001333042412² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4001333042411) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21289303 + ... + 21476430.

It is an arithmetic number, because the mean of its divisors is an integer number (147883908172).

Almost surely, 2^{4001333042412} is an apocalyptic number.

It is an amenable number.

4001333042412 is an abundant number, since it is smaller than the sum of its proper divisors (6646308345972).

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

4001333042412 is a wasteful number, since it uses less digits than its factorization.

4001333042412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42765879 (or 42765874 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 4001333042412 its reverse (2142403331004), we get a palindrome (6143736373416).

The spelling of 4001333042412 in words is "four trillion, one billion, three hundred thirty-three million, forty-two thousand, four hundred twelve".