126385561170 has 288 divisors, whose sum is σ = 379379669760. Its totient is φ = 30245529600.

The previous prime is 126385561147. The next prime is 126385561201. The reversal of 126385561170 is 71165583621.

126385561170 is a `hidden beast` number, since 1 + 2 + 6 + 3 + 85 + 561 + 1 + 7 + 0 = 666.

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

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 23225650 + ... + 23231090.

It is an arithmetic number, because the mean of its divisors is an integer number (1317290520).

Almost surely, 2^126385561170 is an apocalyptic number.

126385561170 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 126385561170, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (189689834880).

126385561170 is an abundant number, since it is smaller than the sum of its proper divisors (252994108590).

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

126385561170 is a wasteful number, since it uses less digits than its factorization.

126385561170 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5564 (or 5541 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 45.

The spelling of 126385561170 in words is "one hundred twenty-six billion, three hundred eighty-five million, five hundred sixty-one thousand, one hundred seventy".