126690032079 has 48 divisors (see below), whose sum is σ = 200429558784. Its totient is φ = 76641768000.

The previous prime is 126690032057. The next prime is 126690032083. The reversal of 126690032079 is 970230096621.

It is a happy number.

It is not a de Polignac number, because 126690032079 - 2¹² = 126690027983 is a prime.

It is a super-3 number, since 3×126690032079³ (a number of 34 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126690031079) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2860554 + ... + 2904504.

It is an arithmetic number, because the mean of its divisors is an integer number (4175615808).

Almost surely, 2^126690032079 is an apocalyptic number.

126690032079 is a deficient number, since it is larger than the sum of its proper divisors (73739526705).

126690032079 is a wasteful number, since it uses less digits than its factorization.

126690032079 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44388 (or 44385 counting only the distinct ones).

The product of its (nonzero) digits is 244944, while the sum is 45.

The spelling of 126690032079 in words is "one hundred twenty-six billion, six hundred ninety million, thirty-two thousand, seventy-nine".