52481392642 has 16 divisors (see below), whose sum is σ = 90520057152. Its totient is φ = 22354036560.

The previous prime is 52481392637. The next prime is 52481392643. The reversal of 52481392642 is 24629318425.

It is a junction number, because it is equal to n+sod(n) for n = 52481392592 and 52481392601.

It is not an unprimeable number, because it can be changed into a prime (52481392643) 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, 11496709 + ... + 11501272.

It is an arithmetic number, because the mean of its divisors is an integer number (5657503572).

Almost surely, 2^52481392642 is an apocalyptic number.

52481392642 is a deficient number, since it is larger than the sum of its proper divisors (38038664510).

52481392642 is a wasteful number, since it uses less digits than its factorization.

52481392642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22998153.

The product of its digits is 829440, while the sum is 46.

The spelling of 52481392642 in words is "fifty-two billion, four hundred eighty-one million, three hundred ninety-two thousand, six hundred forty-two".