76890221126 has 4 divisors (see below), whose sum is σ = 115335331692. Its totient is φ = 38445110562.

The previous prime is 76890221123. The next prime is 76890221129. The reversal of 76890221126 is 62112209867.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 62112209867 = 170239 ⋅364853.

It is an interprime number because it is at equal distance from previous prime (76890221123) and next prime (76890221129).

It is a super-2 number, since 2×76890221126² (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 (76890221123) 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 as a sum of consecutive naturals, namely, 19222555280 + ... + 19222555283.

It is an arithmetic number, because the mean of its divisors is an integer number (28833832923).

Almost surely, 2^76890221126 is an apocalyptic number.

76890221126 is a deficient number, since it is larger than the sum of its proper divisors (38445110566).

76890221126 is a wasteful number, since it uses less digits than its factorization.

76890221126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38445110565.

The product of its (nonzero) digits is 145152, while the sum is 44.

The spelling of 76890221126 in words is "seventy-six billion, eight hundred ninety million, two hundred twenty-one thousand, one hundred twenty-six".