13772666627730 has 160 divisors (see below), whose sum is σ = 38647718448768. Its totient is φ = 3512627078400.

The previous prime is 13772666627729. The next prime is 13772666627743. The reversal of 13772666627730 is 3772666627731.

It is a happy number.

13772666627730 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 184977310 + ... + 185051750.

Almost surely, 2^{13772666627730} is an apocalyptic number.

13772666627730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 13772666627730, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19323859224384).

13772666627730 is an abundant number, since it is smaller than the sum of its proper divisors (24875051821038).

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

13772666627730 is a wasteful number, since it uses less digits than its factorization.

13772666627730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84414 (or 84405 counting only the distinct ones).

The product of its (nonzero) digits is 112021056, while the sum is 63.

Subtracting from 13772666627730 its reverse (3772666627731), we obtain a palindrome (9999999999999).

The spelling of 13772666627730 in words is "thirteen trillion, seven hundred seventy-two billion, six hundred sixty-six million, six hundred twenty-seven thousand, seven hundred thirty".