126719240488 has 8 divisors (see below), whose sum is σ = 237598575930. Its totient is φ = 63359620240.

The previous prime is 126719240443. The next prime is 126719240513. The reversal of 126719240488 is 884042917621.

It can be written as a sum of positive squares in only one way, i.e., 126410113764 + 309126724 = 355542^2 + 17582^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7919952523 + ... + 7919952538.

Almost surely, 2^126719240488 is an apocalyptic number.

It is an amenable number.

126719240488 is a deficient number, since it is larger than the sum of its proper divisors (110879335442).

126719240488 is a wasteful number, since it uses less digits than its factorization.

126719240488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15839905067 (or 15839905063 counting only the distinct ones).

The product of its (nonzero) digits is 1548288, while the sum is 52.

The spelling of 126719240488 in words is "one hundred twenty-six billion, seven hundred nineteen million, two hundred forty thousand, four hundred eighty-eight".