126626379039 has 24 divisors (see below), whose sum is σ = 186847773840. Its totient is φ = 82606148352.

The previous prime is 126626379037. The next prime is 126626379079. The reversal of 126626379039 is 930973626621.

126626379039 is a `hidden beast` number, since 1 + 2 + 6 + 626 + 3 + 7 + 9 + 0 + 3 + 9 = 666.

It is not a de Polignac number, because 126626379039 - 2¹ = 126626379037 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126626379031) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 169434 + ... + 530999.

It is an arithmetic number, because the mean of its divisors is an integer number (7785323910).

Almost surely, 2^126626379039 is an apocalyptic number.

126626379039 is a deficient number, since it is larger than the sum of its proper divisors (60221394801).

126626379039 is a wasteful number, since it uses less digits than its factorization.

126626379039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 700871 (or 700868 counting only the distinct ones).

The product of its (nonzero) digits is 4408992, while the sum is 54.

The spelling of 126626379039 in words is "one hundred twenty-six billion, six hundred twenty-six million, three hundred seventy-nine thousand, thirty-nine".