117123565387730 has 32 divisors (see below), whose sum is σ = 235597557702528. Its totient is φ = 41551597475200.

The previous prime is 117123565387721. The next prime is 117123565387831. The reversal of 117123565387730 is 37783565321711.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 117123565387730.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12984869702 + ... + 12984878721.

It is an arithmetic number, because the mean of its divisors is an integer number (7362423678204).

Almost surely, 2^{117123565387730} is an apocalyptic number.

117123565387730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

117123565387730 is an abundant number, since it is smaller than the sum of its proper divisors (118473992314798).

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

117123565387730 is a wasteful number, since it uses less digits than its factorization.

117123565387730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25969748482.

The product of its (nonzero) digits is 22226400, while the sum is 59.

The spelling of 117123565387730 in words is "one hundred seventeen trillion, one hundred twenty-three billion, five hundred sixty-five million, three hundred eighty-seven thousand, seven hundred thirty".