401201502534544 has 20 divisors (see below), whose sum is σ = 782475778126720. Its totient is φ = 199272269469600.

The previous prime is 401201502534463. The next prime is 401201502534583. The reversal of 401201502534544 is 445435205102104.

It is a junction number, because it is equal to n+sod(n) for n = 401201502534497 and 401201502534506.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83030109864 + ... + 83030114695.

It is an arithmetic number, because the mean of its divisors is an integer number (39123788906336).

Almost surely, 2^{401201502534544} is an apocalyptic number.

It is an amenable number.

401201502534544 is a deficient number, since it is larger than the sum of its proper divisors (381274275592176).

401201502534544 is a wasteful number, since it uses less digits than its factorization.

401201502534544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166060224718 (or 166060224712 counting only the distinct ones).

The product of its (nonzero) digits is 384000, while the sum is 40.

Adding to 401201502534544 its reverse (445435205102104), we get a palindrome (846636707636648).

The spelling of 401201502534544 in words is "four hundred one trillion, two hundred one billion, five hundred two million, five hundred thirty-four thousand, five hundred forty-four".