126575646770 has 16 divisors (see below), whose sum is σ = 237742084800. Its totient is φ = 48428943024.

The previous prime is 126575646763. The next prime is 126575646773. The reversal of 126575646770 is 77646575621.

It is a happy number.

It is a super-2 number, since 2×126575646770² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (126575646773) 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, 275164220 + ... + 275164679.

It is an arithmetic number, because the mean of its divisors is an integer number (14858880300).

Almost surely, 2^126575646770 is an apocalyptic number.

126575646770 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

126575646770 is a deficient number, since it is larger than the sum of its proper divisors (111166438030).

126575646770 is a wasteful number, since it uses less digits than its factorization.

126575646770 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 550328929.

The product of its (nonzero) digits is 14817600, while the sum is 56.

The spelling of 126575646770 in words is "one hundred twenty-six billion, five hundred seventy-five million, six hundred forty-six thousand, seven hundred seventy".