42051211052 has 24 divisors (see below), whose sum is σ = 76808804352. Its totient is φ = 20106306000.

The previous prime is 42051211039. The next prime is 42051211099. The reversal of 42051211052 is 25011215024.

42051211052 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 316277 + ... + 429107.

It is an arithmetic number, because the mean of its divisors is an integer number (3200366848).

Almost surely, 2^42051211052 is an apocalyptic number.

It is an amenable number.

42051211052 is a deficient number, since it is larger than the sum of its proper divisors (34757593300).

42051211052 is a wasteful number, since it uses less digits than its factorization.

42051211052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116909 (or 116907 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 23.

Adding to 42051211052 its reverse (25011215024), we get a palindrome (67062426076).

The spelling of 42051211052 in words is "forty-two billion, fifty-one million, two hundred eleven thousand, fifty-two".