451242414634 has 24 divisors (see below), whose sum is σ = 752954368320. Its totient is φ = 202638972360.

The previous prime is 451242414617. The next prime is 451242414641. The reversal of 451242414634 is 436414242154.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11212674 + ... + 11252845.

It is an arithmetic number, because the mean of its divisors is an integer number (31373098680).

Almost surely, 2^451242414634 is an apocalyptic number.

451242414634 is a deficient number, since it is larger than the sum of its proper divisors (301711953686).

451242414634 is a wasteful number, since it uses less digits than its factorization.

451242414634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22465626 (or 22465615 counting only the distinct ones).

The product of its digits is 368640, while the sum is 40.

Adding to 451242414634 its reverse (436414242154), we get a palindrome (887656656788).

The spelling of 451242414634 in words is "four hundred fifty-one billion, two hundred forty-two million, four hundred fourteen thousand, six hundred thirty-four".