126003915000 has 480 divisors, whose sum is σ = 475343154000. Its totient is φ = 29956608000.

The previous prime is 126003914957. The next prime is 126003915049. The reversal of 126003915000 is 519300621.

126003915000 is a `hidden beast` number, since 1 + 2 + 600 + 3 + 9 + 1 + 50 + 0 + 0 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 14530666 + ... + 14539334.

Almost surely, 2^126003915000 is an apocalyptic number.

126003915000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 126003915000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (237671577000).

126003915000 is an abundant number, since it is smaller than the sum of its proper divisors (349339239000).

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

126003915000 is a wasteful number, since it uses less digits than its factorization.

126003915000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8737 (or 8715 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 27.

The spelling of 126003915000 in words is "one hundred twenty-six billion, three million, nine hundred fifteen thousand".