401513211052 has 6 divisors (see below), whose sum is σ = 702648119348. Its totient is φ = 200756605524.

The previous prime is 401513211037. The next prime is 401513211053. The reversal of 401513211052 is 250112315104.

It is a super-2 number, since 2×401513211052² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (401513211053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50189151378 + ... + 50189151385.

Almost surely, 2^401513211052 is an apocalyptic number.

It is an amenable number.

401513211052 is a deficient number, since it is larger than the sum of its proper divisors (301134908296).

401513211052 is a wasteful number, since it uses less digits than its factorization.

401513211052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100378302767 (or 100378302765 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 25.

Adding to 401513211052 its reverse (250112315104), we get a palindrome (651625526156).

The spelling of 401513211052 in words is "four hundred one billion, five hundred thirteen million, two hundred eleven thousand, fifty-two".