15630001120 has 48 divisors (see below), whose sum is σ = 37087212960. Its totient is φ = 6224684544.

The previous prime is 15630001111. The next prime is 15630001129. The reversal of 15630001120 is 2110003651.

It is an interprime number because it is at equal distance from previous prime (15630001111) and next prime (15630001129).

It is a super-2 number, since 2×15630001120² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15630001129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 176652 + ... + 249931.

It is an arithmetic number, because the mean of its divisors is an integer number (772650270).

Almost surely, 2^15630001120 is an apocalyptic number.

15630001120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

15630001120 is an abundant number, since it is smaller than the sum of its proper divisors (21457211840).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

15630001120 is a wasteful number, since it uses less digits than its factorization.

15630001120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 426827 (or 426819 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 19.

Adding to 15630001120 its reverse (2110003651), we get a palindrome (17740004771).

The spelling of 15630001120 in words is "fifteen billion, six hundred thirty million, one thousand, one hundred twenty".