402224120024 has 8 divisors (see below), whose sum is σ = 754170225060. Its totient is φ = 201112060008.

The previous prime is 402224119993. The next prime is 402224120027. The reversal of 402224120024 is 420021422204.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402224120027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25139007494 + ... + 25139007509.

Almost surely, 2^402224120024 is an apocalyptic number.

It is an amenable number.

402224120024 is a deficient number, since it is larger than the sum of its proper divisors (351946105036).

402224120024 is a wasteful number, since it uses less digits than its factorization.

402224120024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50278015009 (or 50278015005 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 23.

Adding to 402224120024 its reverse (420021422204), we get a palindrome (822245542228).

The spelling of 402224120024 in words is "four hundred two billion, two hundred twenty-four million, one hundred twenty thousand, twenty-four".