5212626642 has 16 divisors (see below), whose sum is σ = 11583614880. Its totient is φ = 1737542196.

The previous prime is 5212626641. The next prime is 5212626647. The reversal of 5212626642 is 2466262125.

5212626642 is a `hidden beast` number, since 5 + 2 + 1 + 2 + 6 + 2 + 6 + 642 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 5212626597 and 5212626606.

It is not an unprimeable number, because it can be changed into a prime (5212626641) 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, 48265008 + ... + 48265115.

It is an arithmetic number, because the mean of its divisors is an integer number (723975930).

Almost surely, 2^5212626642 is an apocalyptic number.

5212626642 is an abundant number, since it is smaller than the sum of its proper divisors (6370988238).

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

5212626642 is a wasteful number, since it uses less digits than its factorization.

5212626642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96530134 (or 96530128 counting only the distinct ones).

The product of its digits is 69120, while the sum is 36.

The square root of 5212626642 is about 72198.5224364045. The cubic root of 5212626642 is about 1733.8793453003.

Adding to 5212626642 its reverse (2466262125), we get a palindrome (7678888767).

The spelling of 5212626642 in words is "five billion, two hundred twelve million, six hundred twenty-six thousand, six hundred forty-two".