634062400430 has 16 divisors (see below), whose sum is σ = 1141367642064. Its totient is φ = 253612666560.

The previous prime is 634062400423. The next prime is 634062400463. The reversal of 634062400430 is 34004260436.

It is a congruent number.

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, 1318607 + ... + 1734026.

It is an arithmetic number, because the mean of its divisors is an integer number (71335477629).

Almost surely, 2^634062400430 is an apocalyptic number.

634062400430 is a deficient number, since it is larger than the sum of its proper divisors (507305241634).

634062400430 is a wasteful number, since it uses less digits than its factorization.

634062400430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3073411.

The product of its (nonzero) digits is 41472, while the sum is 32.

Adding to 634062400430 its reverse (34004260436), we get a palindrome (668066660866).

The spelling of 634062400430 in words is "six hundred thirty-four billion, sixty-two million, four hundred thousand, four hundred thirty".