52607613840 has 160 divisors (see below), whose sum is σ = 176693083776. Its totient is φ = 12896378880.

The previous prime is 52607613809. The next prime is 52607613847. The reversal of 52607613840 is 4831670625.

It is a super-2 number, since 2×52607613840² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 52607613792 and 52607613801.

It is not an unprimeable number, because it can be changed into a prime (52607613847) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 25510 + ... + 325370.

Almost surely, 2^52607613840 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52607613840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (88346541888).

52607613840 is an abundant number, since it is smaller than the sum of its proper divisors (124085469936).

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

52607613840 is a wasteful number, since it uses less digits than its factorization.

52607613840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 299937 (or 299931 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 42.

The spelling of 52607613840 in words is "fifty-two billion, six hundred seven million, six hundred thirteen thousand, eight hundred forty".