77133042126 has 64 divisors (see below), whose sum is σ = 196382338560. Its totient is φ = 21983011200.

The previous prime is 77133042089. The next prime is 77133042131. The reversal of 77133042126 is 62124033177.

It is a super-2 number, since 2×77133042126² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 102856 + ... + 406011.

It is an arithmetic number, because the mean of its divisors is an integer number (3068474040).

Almost surely, 2^77133042126 is an apocalyptic number.

77133042126 is an abundant number, since it is smaller than the sum of its proper divisors (119249296434).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

77133042126 is a wasteful number, since it uses less digits than its factorization.

77133042126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 509286 (or 509280 counting only the distinct ones).

The product of its (nonzero) digits is 42336, while the sum is 36.

The spelling of 77133042126 in words is "seventy-seven billion, one hundred thirty-three million, forty-two thousand, one hundred twenty-six".