630534344542 has 16 divisors (see below), whose sum is σ = 948368736000. Its totient is φ = 314412492160.

The previous prime is 630534344509. The next prime is 630534344543. The reversal of 630534344542 is 245443435036.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (630534344543) 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, 929667 + ... + 1457857.

It is an arithmetic number, because the mean of its divisors is an integer number (59273046000).

Almost surely, 2^630534344542 is an apocalyptic number.

630534344542 is a deficient number, since it is larger than the sum of its proper divisors (317834391458).

630534344542 is a wasteful number, since it uses less digits than its factorization.

630534344542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 529811.

The product of its (nonzero) digits is 2073600, while the sum is 43.

Adding to 630534344542 its reverse (245443435036), we get a palindrome (875977779578).

The spelling of 630534344542 in words is "six hundred thirty billion, five hundred thirty-four million, three hundred forty-four thousand, five hundred forty-two".