72552002421230 has 32 divisors (see below), whose sum is σ = 131097547122048. Its totient is φ = 28908849715200.

The previous prime is 72552002421221. The next prime is 72552002421259. The reversal of 72552002421230 is 3212420025527.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13884020 + ... + 18381240.

It is an arithmetic number, because the mean of its divisors is an integer number (4096798347564).

Almost surely, 2^{72552002421230} is an apocalyptic number.

72552002421230 is a deficient number, since it is larger than the sum of its proper divisors (58545544700818).

72552002421230 is a wasteful number, since it uses less digits than its factorization.

72552002421230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4503452.

The product of its (nonzero) digits is 67200, while the sum is 35.

Adding to 72552002421230 its reverse (3212420025527), we get a palindrome (75764422446757).

The spelling of 72552002421230 in words is "seventy-two trillion, five hundred fifty-two billion, two million, four hundred twenty-one thousand, two hundred thirty".