117148525780 has 48 divisors (see below), whose sum is σ = 289020985344. Its totient is φ = 39322581120.

The previous prime is 117148525771. The next prime is 117148525783. The reversal of 117148525780 is 87525841711.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117148525783) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20477652 + ... + 20483371.

It is an arithmetic number, because the mean of its divisors is an integer number (6021270528).

Almost surely, 2^117148525780 is an apocalyptic number.

117148525780 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

117148525780 is an abundant number, since it is smaller than the sum of its proper divisors (171872459564).

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

117148525780 is a wasteful number, since it uses less digits than its factorization.

117148525780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40961056 (or 40961054 counting only the distinct ones).

The product of its (nonzero) digits is 627200, while the sum is 49.

The spelling of 117148525780 in words is "one hundred seventeen billion, one hundred forty-eight million, five hundred twenty-five thousand, seven hundred eighty".