126056381011007 has 4 divisors (see below), whose sum is σ = 127304463991416. Its totient is φ = 124808298030600.

The previous prime is 126056381011003. The next prime is 126056381011009. The reversal of 126056381011007 is 700110183650621.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 126056381011007 - 2² = 126056381011003 is a prime.

It is a super-2 number, since 2×126056381011007² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126056381011003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 624041490053 + ... + 624041490254.

It is an arithmetic number, because the mean of its divisors is an integer number (31826115997854).

Almost surely, 2^{126056381011007} is an apocalyptic number.

126056381011007 is a deficient number, since it is larger than the sum of its proper divisors (1248082980409).

126056381011007 is a wasteful number, since it uses less digits than its factorization.

126056381011007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1248082980408.

The product of its (nonzero) digits is 60480, while the sum is 41.

The spelling of 126056381011007 in words is "one hundred twenty-six trillion, fifty-six billion, three hundred eighty-one million, eleven thousand, seven".