4001435505052 has 24 divisors (see below), whose sum is σ = 7004857597920. Its totient is φ = 2000047755840.

The previous prime is 4001435505037. The next prime is 4001435505059. The reversal of 4001435505052 is 2505055341004.

It is a super-2 number, since 2×4001435505052² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4001435504999 and 4001435505017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4001435505059) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 207221974 + ... + 207241282.

It is an arithmetic number, because the mean of its divisors is an integer number (291869066580).

Almost surely, 2^{4001435505052} is an apocalyptic number.

It is an amenable number.

4001435505052 is a deficient number, since it is larger than the sum of its proper divisors (3003422092868).

4001435505052 is a wasteful number, since it uses less digits than its factorization.

4001435505052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33981 (or 33979 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 34.

The spelling of 4001435505052 in words is "four trillion, one billion, four hundred thirty-five million, five hundred five thousand, fifty-two".