126511650157 has 8 divisors (see below), whose sum is σ = 136267139360. Its totient is φ = 117065859120.

The previous prime is 126511650149. The next prime is 126511650211. The reversal of 126511650157 is 751056115621.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 126511650157 - 2³ = 126511650149 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126511650757) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77423694 + ... + 77425327.

It is an arithmetic number, because the mean of its divisors is an integer number (17033392420).

Almost surely, 2^126511650157 is an apocalyptic number.

It is an amenable number.

126511650157 is a deficient number, since it is larger than the sum of its proper divisors (9755489203).

126511650157 is a wasteful number, since it uses less digits than its factorization.

126511650157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154849083.

The product of its (nonzero) digits is 63000, while the sum is 40.

Adding to 126511650157 its reverse (751056115621), we get a palindrome (877567765778).

The spelling of 126511650157 in words is "one hundred twenty-six billion, five hundred eleven million, six hundred fifty thousand, one hundred fifty-seven".