652135045400 has 48 divisors (see below), whose sum is σ = 1516582229400. Its totient is φ = 260790663680.

The previous prime is 652135045399. The next prime is 652135045481. The reversal of 652135045400 is 4540531256.

It is a super-2 number, since 2×652135045400² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 433904 + ... + 1221696.

Almost surely, 2^652135045400 is an apocalyptic number.

It is an amenable number.

652135045400 is an abundant number, since it is smaller than the sum of its proper divisors (864447184000).

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

652135045400 is a wasteful number, since it uses less digits than its factorization.

652135045400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 791948 (or 791939 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 35.

Adding to 652135045400 its reverse (4540531256), we get a palindrome (656675576656).

The spelling of 652135045400 in words is "six hundred fifty-two billion, one hundred thirty-five million, forty-five thousand, four hundred".