42521770272300 has 144 divisors (see below), whose sum is σ = 134271574819200. Its totient is φ = 10303898931200.

The previous prime is 42521770272253. The next prime is 42521770272313. The reversal of 42521770272300 is 327207712524.

It is a super-2 number, since 2×42521770272300² (a number of 28 digits) contains 22 as substring.

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, 4964236 + ... + 10473164.

It is an arithmetic number, because the mean of its divisors is an integer number (932441491800).

Almost surely, 2^{42521770272300} 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 42521770272300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67135787409600).

42521770272300 is an abundant number, since it is smaller than the sum of its proper divisors (91749804546900).

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

42521770272300 is a wasteful number, since it uses less digits than its factorization.

42521770272300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5511296 (or 5511289 counting only the distinct ones).

The product of its (nonzero) digits is 329280, while the sum is 42.

Adding to 42521770272300 its reverse (327207712524), we get a palindrome (42848977984824).

The spelling of 42521770272300 in words is "forty-two trillion, five hundred twenty-one billion, seven hundred seventy million, two hundred seventy-two thousand, three hundred".