126745327710 has 96 divisors (see below), whose sum is σ = 332181289440. Its totient is φ = 33528038400.

The previous prime is 126745327697. The next prime is 126745327733. The reversal of 126745327710 is 17723547621.

126745327710 is a `hidden beast` number, since 126 + 7 + 453 + 2 + 7 + 71 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 18523890 + ... + 18530730.

It is an arithmetic number, because the mean of its divisors is an integer number (3460221765).

Almost surely, 2^126745327710 is an apocalyptic number.

126745327710 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 126745327710, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (166090644720).

126745327710 is an abundant number, since it is smaller than the sum of its proper divisors (205435961730).

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

126745327710 is a wasteful number, since it uses less digits than its factorization.

126745327710 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8474 (or 8471 counting only the distinct ones).

The product of its (nonzero) digits is 493920, while the sum is 45.

The spelling of 126745327710 in words is "one hundred twenty-six billion, seven hundred forty-five million, three hundred twenty-seven thousand, seven hundred ten".