42011350251 has 8 divisors (see below), whose sum is σ = 60323990160. Its totient is φ = 25853138592.

The previous prime is 42011350247. The next prime is 42011350253. The reversal of 42011350251 is 15205311024.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 42011350251 - 2² = 42011350247 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42011350253) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 538607016 + ... + 538607093.

It is an arithmetic number, because the mean of its divisors is an integer number (7540498770).

Almost surely, 2^42011350251 is an apocalyptic number.

42011350251 is a deficient number, since it is larger than the sum of its proper divisors (18312639909).

42011350251 is a wasteful number, since it uses less digits than its factorization.

42011350251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1077214125.

The product of its (nonzero) digits is 1200, while the sum is 24.

Adding to 42011350251 its reverse (15205311024), we get a palindrome (57216661275).

The spelling of 42011350251 in words is "forty-two billion, eleven million, three hundred fifty thousand, two hundred fifty-one".