126635396149 has 8 divisors (see below), whose sum is σ = 130725317888. Its totient is φ = 122545781280.

The previous prime is 126635396137. The next prime is 126635396177. The reversal of 126635396149 is 941693536621.

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

It is a cyclic number.

It is not a de Polignac number, because 126635396149 - 2⁵ = 126635396117 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 126635396149.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126635396119) 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, 1003654 + ... + 1122760.

It is an arithmetic number, because the mean of its divisors is an integer number (16340664736).

Almost surely, 2^126635396149 is an apocalyptic number.

It is an amenable number.

126635396149 is a deficient number, since it is larger than the sum of its proper divisors (4089921739).

126635396149 is a wasteful number, since it uses less digits than its factorization.

126635396149 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153435.

The product of its digits is 6298560, while the sum is 55.

The spelling of 126635396149 in words is "one hundred twenty-six billion, six hundred thirty-five million, three hundred ninety-six thousand, one hundred forty-nine".