77012226348 has 48 divisors (see below), whose sum is σ = 189042336000. Its totient is φ = 24365443648.

The previous prime is 77012226307. The next prime is 77012226353. The reversal of 77012226348 is 84362221077.

It is a happy number.

It is an unprimeable number.

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, 1854888 + ... + 1895951.

It is an arithmetic number, because the mean of its divisors is an integer number (3938382000).

Almost surely, 2^77012226348 is an apocalyptic number.

It is an amenable number.

77012226348 is an abundant number, since it is smaller than the sum of its proper divisors (112030109652).

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

77012226348 is a wasteful number, since it uses less digits than its factorization.

77012226348 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3750934 (or 3750932 counting only the distinct ones).

The product of its (nonzero) digits is 225792, while the sum is 42.

The spelling of 77012226348 in words is "seventy-seven billion, twelve million, two hundred twenty-six thousand, three hundred forty-eight".