126242057296 has 10 divisors (see below), whose sum is σ = 244593986042. Its totient is φ = 63121028640.

The previous prime is 126242057261. The next prime is 126242057363. The reversal of 126242057296 is 692750242621.

It can be written as a sum of positive squares in only one way, i.e., 65400901696 + 60841155600 = 255736^2 + 246660^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3945064275 + ... + 3945064306.

Almost surely, 2^126242057296 is an apocalyptic number.

126242057296 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

126242057296 is a deficient number, since it is larger than the sum of its proper divisors (118351928746).

126242057296 is an equidigital number, since it uses as much as digits as its factorization.

126242057296 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7890128589 (or 7890128583 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 46.

The spelling of 126242057296 in words is "one hundred twenty-six billion, two hundred forty-two million, fifty-seven thousand, two hundred ninety-six".