52405241542012 has 6 divisors (see below), whose sum is σ = 91709172698528. Its totient is φ = 26202620771004.

The previous prime is 52405241542007. The next prime is 52405241542013. The reversal of 52405241542012 is 21024514250425.

It is a super-2 number, since 2×52405241542012² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52405241542013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6550655192748 + ... + 6550655192755.

Almost surely, 2^{52405241542012} is an apocalyptic number.

It is an amenable number.

52405241542012 is a deficient number, since it is larger than the sum of its proper divisors (39303931156516).

52405241542012 is a wasteful number, since it uses less digits than its factorization.

52405241542012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13101310385507 (or 13101310385505 counting only the distinct ones).

The product of its (nonzero) digits is 128000, while the sum is 37.

Adding to 52405241542012 its reverse (21024514250425), we get a palindrome (73429755792437).

The spelling of 52405241542012 in words is "fifty-two trillion, four hundred five billion, two hundred forty-one million, five hundred forty-two thousand, twelve".