42500921300 has 18 divisors (see below), whose sum is σ = 92226999438. Its totient is φ = 17000368480.

The previous prime is 42500921299. The next prime is 42500921363. The reversal of 42500921300 is 312900524.

It can be written as a sum of positive squares in 3 ways, for example, as 474281284 + 42026640016 = 21778^2 + 205004^2 .

It is a super-2 number, since 2×42500921300² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 42500921300.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 212504507 + ... + 212504706.

It is an arithmetic number, because the mean of its divisors is an integer number (5123722191).

Almost surely, 2^42500921300 is an apocalyptic number.

It is an amenable number.

42500921300 is an abundant number, since it is smaller than the sum of its proper divisors (49726078138).

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

42500921300 is a wasteful number, since it uses less digits than its factorization.

42500921300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 425009227 (or 425009220 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 26.

The spelling of 42500921300 in words is "forty-two billion, five hundred million, nine hundred twenty-one thousand, three hundred".