126294666807 has 16 divisors (see below), whose sum is σ = 175423772160. Its totient is φ = 80750616000.

The previous prime is 126294666803. The next prime is 126294666821. The reversal of 126294666807 is 708666492621.

It is not a de Polignac number, because 126294666807 - 2² = 126294666803 is a prime.

It is a super-2 number, since 2×126294666807² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126294666803) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8694319 + ... + 8708832.

It is an arithmetic number, because the mean of its divisors is an integer number (10963985760).

Almost surely, 2^126294666807 is an apocalyptic number.

126294666807 is a deficient number, since it is larger than the sum of its proper divisors (49129105353).

126294666807 is a wasteful number, since it uses less digits than its factorization.

126294666807 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17403254.

The product of its (nonzero) digits is 10450944, while the sum is 57.

The spelling of 126294666807 in words is "one hundred twenty-six billion, two hundred ninety-four million, six hundred sixty-six thousand, eight hundred seven".