126065691010 has 32 divisors (see below), whose sum is σ = 260179920000. Its totient is φ = 43081725312.

The previous prime is 126065691007. The next prime is 126065691013. The reversal of 126065691010 is 10196560621.

It is an interprime number because it is at equal distance from previous prime (126065691007) and next prime (126065691013).

It is not an unprimeable number, because it can be changed into a prime (126065691013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2911635 + ... + 2954614.

It is an arithmetic number, because the mean of its divisors is an integer number (8130622500).

Almost surely, 2^126065691010 is an apocalyptic number.

126065691010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

126065691010 is an abundant number, since it is smaller than the sum of its proper divisors (134114228990).

126065691010 is a wasteful number, since it uses less digits than its factorization.

126065691010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5866570.

The product of its (nonzero) digits is 19440, while the sum is 37.

The spelling of 126065691010 in words is "one hundred twenty-six billion, sixty-five million, six hundred ninety-one thousand, ten".