77333374442 has 32 divisors (see below), whose sum is σ = 126866663424. Its totient is φ = 35195731200.

The previous prime is 77333374441. The next prime is 77333374477. The reversal of 77333374442 is 24447333377.

It is a super-2 number, since 2×77333374442² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (77333374441) 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, 1685903 + ... + 1731165.

It is an arithmetic number, because the mean of its divisors is an integer number (3964583232).

Almost surely, 2^77333374442 is an apocalyptic number.

77333374442 is a deficient number, since it is larger than the sum of its proper divisors (49533288982).

77333374442 is a wasteful number, since it uses less digits than its factorization.

77333374442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46934.

The product of its digits is 3556224, while the sum is 47.

The spelling of 77333374442 in words is "seventy-seven billion, three hundred thirty-three million, three hundred seventy-four thousand, four hundred forty-two".