125447355746000 has 80 divisors (see below), whose sum is σ = 303336364553040. Its totient is φ = 50178171686400.

The previous prime is 125447355745981. The next prime is 125447355746059. The reversal of 125447355746000 is 647553744521.

It can be written as a sum of positive squares in 8 ways, for example, as 1352474176 + 125446003271824 = 36776^2 + 11200268^2 .

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

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, 140027486 + ... + 140920514.

It is an arithmetic number, because the mean of its divisors is an integer number (3791704556913).

Almost surely, 2^{125447355746000} is an apocalyptic number.

125447355746000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

125447355746000 is an abundant number, since it is smaller than the sum of its proper divisors (177889008807040).

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

125447355746000 is an equidigital number, since it uses as much as digits as its factorization.

125447355746000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 963289 (or 963273 counting only the distinct ones).

The product of its (nonzero) digits is 14112000, while the sum is 53.

The spelling of 125447355746000 in words is "one hundred twenty-five trillion, four hundred forty-seven billion, three hundred fifty-five million, seven hundred forty-six thousand".