126686745378535 has 8 divisors (see below), whose sum is σ = 160966688245776. Its totient is φ = 95387667108480.

The previous prime is 126686745378517. The next prime is 126686745378719. The reversal of 126686745378535 is 535873547686621.

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

It is not a de Polignac number, because 126686745378535 - 2¹³ = 126686745370343 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 745216149201 + ... + 745216149370.

It is an arithmetic number, because the mean of its divisors is an integer number (20120836030722).

Almost surely, 2^{126686745378535} is an apocalyptic number.

126686745378535 is a deficient number, since it is larger than the sum of its proper divisors (34279942867241).

126686745378535 is a wasteful number, since it uses less digits than its factorization.

126686745378535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1490432298593.

The product of its digits is 6096384000, while the sum is 76.

The spelling of 126686745378535 in words is "one hundred twenty-six trillion, six hundred eighty-six billion, seven hundred forty-five million, three hundred seventy-eight thousand, five hundred thirty-five".