424133120051 has 4 divisors (see below), whose sum is σ = 442573690512. Its totient is φ = 405692549592.

The previous prime is 424133119997. The next prime is 424133120077. The reversal of 424133120051 is 150021331424.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 424133120051 - 2²² = 424128925747 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 424133120051.

It is not an unprimeable number, because it can be changed into a prime (424133120251) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9220285196 + ... + 9220285241.

It is an arithmetic number, because the mean of its divisors is an integer number (110643422628).

Almost surely, 2^424133120051 is an apocalyptic number.

424133120051 is a deficient number, since it is larger than the sum of its proper divisors (18440570461).

424133120051 is a wasteful number, since it uses less digits than its factorization.

424133120051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18440570460.

The product of its (nonzero) digits is 2880, while the sum is 26.

Adding to 424133120051 its reverse (150021331424), we get a palindrome (574154451475).

The spelling of 424133120051 in words is "four hundred twenty-four billion, one hundred thirty-three million, one hundred twenty thousand, fifty-one".