77672552611 has 8 divisors (see below), whose sum is σ = 82342948464. Its totient is φ = 73013425920.

The previous prime is 77672552599. The next prime is 77672552647. The reversal of 77672552611 is 11625527677.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 77672552611 - 2⁷ = 77672552483 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (77672558611) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2803090 + ... + 2830663.

It is an arithmetic number, because the mean of its divisors is an integer number (10292868558).

Almost surely, 2^77672552611 is an apocalyptic number.

77672552611 is a deficient number, since it is larger than the sum of its proper divisors (4670395853).

77672552611 is a wasteful number, since it uses less digits than its factorization.

77672552611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5634581.

The product of its digits is 1234800, while the sum is 49.

The spelling of 77672552611 in words is "seventy-seven billion, six hundred seventy-two million, five hundred fifty-two thousand, six hundred eleven".