15730020715630 has 32 divisors (see below), whose sum is σ = 30493830021984. Its totient is φ = 5807666722176.

The previous prime is 15730020715583. The next prime is 15730020715631. The reversal of 15730020715630 is 3651702003751.

It is a happy number.

15730020715630 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15730020715631) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1322772 + ... + 5762791.

It is an arithmetic number, because the mean of its divisors is an integer number (952932188187).

Almost surely, 2^{15730020715630} is an apocalyptic number.

15730020715630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

15730020715630 is a deficient number, since it is larger than the sum of its proper divisors (14763809306354).

15730020715630 is a wasteful number, since it uses less digits than its factorization.

15730020715630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7102660.

The product of its (nonzero) digits is 132300, while the sum is 40.

The spelling of 15730020715630 in words is "fifteen trillion, seven hundred thirty billion, twenty million, seven hundred fifteen thousand, six hundred thirty".