42211265500 has 48 divisors (see below), whose sum is σ = 92210882400. Its totient is φ = 16880572800.

The previous prime is 42211265479. The next prime is 42211265513. The reversal of 42211265500 is 556211224.

It is a super-2 number, since 2×42211265500² (a number of 22 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 (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3157831 + ... + 3171169.

It is an arithmetic number, because the mean of its divisors is an integer number (1921060050).

Almost surely, 2^42211265500 is an apocalyptic number.

It is an amenable number.

42211265500 is an abundant number, since it is smaller than the sum of its proper divisors (49999616900).

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

42211265500 is a wasteful number, since it uses less digits than its factorization.

42211265500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19687 (or 19675 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 28.

Adding to 42211265500 its reverse (556211224), we get a palindrome (42767476724).

The spelling of 42211265500 in words is "forty-two billion, two hundred eleven million, two hundred sixty-five thousand, five hundred".