630363542621051 has 48 divisors (see below), whose sum is σ = 671656985556480. Its totient is φ = 591017145962880.

The previous prime is 630363542621023. The next prime is 630363542621107. The reversal of 630363542621051 is 150126245363036.

It is not a de Polignac number, because 630363542621051 - 2²⁶ = 630363475512187 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (47).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 630363542620987 and 630363542621005.

It is not an unprimeable number, because it can be changed into a prime (630363542621851) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 16684651781 + ... + 16684689561.

It is an arithmetic number, because the mean of its divisors is an integer number (13992853865760).

Almost surely, 2^{630363542621051} is an apocalyptic number.

630363542621051 is a deficient number, since it is larger than the sum of its proper divisors (41293442935429).

630363542621051 is a wasteful number, since it uses less digits than its factorization.

630363542621051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40916 (or 40863 counting only the distinct ones).

The product of its (nonzero) digits is 2332800, while the sum is 47.

Adding to 630363542621051 its reverse (150126245363036), we get a palindrome (780489787984087).

The spelling of 630363542621051 in words is "six hundred thirty trillion, three hundred sixty-three billion, five hundred forty-two million, six hundred twenty-one thousand, fifty-one".