126950064528 has 160 divisors (see below), whose sum is σ = 388637625600. Its totient is φ = 34938667008.

The previous prime is 126950064497. The next prime is 126950064533. The reversal of 126950064528 is 825460059621.

It is a super-2 number, since 2×126950064528² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

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, 4204108 + ... + 4234196.

It is an arithmetic number, because the mean of its divisors is an integer number (2428985160).

Almost surely, 2^126950064528 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 126950064528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (194318812800).

126950064528 is an abundant number, since it is smaller than the sum of its proper divisors (261687561072).

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

126950064528 is a wasteful number, since it uses less digits than its factorization.

126950064528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30569 (or 30563 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 48.

The spelling of 126950064528 in words is "one hundred twenty-six billion, nine hundred fifty million, sixty-four thousand, five hundred twenty-eight".