126547381180 has 24 divisors (see below), whose sum is σ = 289908546480. Its totient is φ = 46017229440.

The previous prime is 126547381157. The next prime is 126547381187. The reversal of 126547381180 is 81183745621.

It is a self number, because there is not a number n which added to its sum of digits gives 126547381180.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126547381187) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 287607465 + ... + 287607904.

It is an arithmetic number, because the mean of its divisors is an integer number (12079522770).

Almost surely, 2^126547381180 is an apocalyptic number.

126547381180 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

126547381180 is an abundant number, since it is smaller than the sum of its proper divisors (163361165300).

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

126547381180 is a wasteful number, since it uses less digits than its factorization.

126547381180 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 575215389 (or 575215387 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 46.

The spelling of 126547381180 in words is "one hundred twenty-six billion, five hundred forty-seven million, three hundred eighty-one thousand, one hundred eighty".