129485602212760 has 128 divisors (see below), whose sum is σ = 294125700061440. Its totient is φ = 51301640332800.

The previous prime is 129485602212749. The next prime is 129485602212787. The reversal of 129485602212760 is 67212206584921.

It is a super-2 number, since 2×129485602212760² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11268430615 + ... + 11268442105.

It is an arithmetic number, because the mean of its divisors is an integer number (2297857031730).

Almost surely, 2^{129485602212760} is an apocalyptic number.

129485602212760 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

129485602212760 is an abundant number, since it is smaller than the sum of its proper divisors (164640097848680).

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

129485602212760 is a wasteful number, since it uses less digits than its factorization.

129485602212760 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17177 (or 17173 counting only the distinct ones).

The product of its (nonzero) digits is 5806080, while the sum is 55.

The spelling of 129485602212760 in words is "one hundred twenty-nine trillion, four hundred eighty-five billion, six hundred two million, two hundred twelve thousand, seven hundred sixty".