652329039240 has 192 divisors, whose sum is σ = 2171048022000. Its totient is φ = 169804916736.

The previous prime is 652329039233. The next prime is 652329039317. The reversal of 652329039240 is 42930923256.

652329039240 is a `hidden beast` number, since 6 + 52 + 329 + 0 + 39 + 240 = 666.

It can be written as a sum of positive squares in 8 ways, for example, as 457270783524 + 195058255716 = 676218^2 + 441654^2 .

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3671986 + ... + 3845534.

Almost surely, 2^652329039240 is an apocalyptic number.

652329039240 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 652329039240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1085524011000).

652329039240 is an abundant number, since it is smaller than the sum of its proper divisors (1518718982760).

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

652329039240 is a wasteful number, since it uses less digits than its factorization.

652329039240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173816 (or 173809 counting only the distinct ones).

The product of its (nonzero) digits is 699840, while the sum is 45.

The spelling of 652329039240 in words is "six hundred fifty-two billion, three hundred twenty-nine million, thirty-nine thousand, two hundred forty".