77617146033 has 24 divisors (see below), whose sum is σ = 130856064768. Its totient is φ = 43408979712.

The previous prime is 77617146023. The next prime is 77617146037. The reversal of 77617146033 is 33064171677.

It is not a de Polignac number, because 77617146033 - 2⁸ = 77617145777 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 77617146033.

It is not an unprimeable number, because it can be changed into a prime (77617146037) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13103616 + ... + 13109537.

It is an arithmetic number, because the mean of its divisors is an integer number (5452336032).

Almost surely, 2^77617146033 is an apocalyptic number.

It is an amenable number.

77617146033 is a deficient number, since it is larger than the sum of its proper divisors (53238918735).

77617146033 is a wasteful number, since it uses less digits than its factorization.

77617146033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26213213 (or 26213210 counting only the distinct ones).

The product of its (nonzero) digits is 444528, while the sum is 45.

The spelling of 77617146033 in words is "seventy-seven billion, six hundred seventeen million, one hundred forty-six thousand, thirty-three".