76734367667444 has 6 divisors (see below), whose sum is σ = 134285143418034. Its totient is φ = 38367183833720.

The previous prime is 76734367667431. The next prime is 76734367667449. The reversal of 76734367667444 is 44476676343767.

It can be written as a sum of positive squares in only one way, i.e., 70543536960400 + 6190830707044 = 8399020^2 + 2488138^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76734367667449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9591795958427 + ... + 9591795958434.

It is an arithmetic number, because the mean of its divisors is an integer number (22380857236339).

Almost surely, 2^{76734367667444} is an apocalyptic number.

It is an amenable number.

76734367667444 is a deficient number, since it is larger than the sum of its proper divisors (57550775750590).

76734367667444 is a wasteful number, since it uses less digits than its factorization.

76734367667444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19183591916865 (or 19183591916863 counting only the distinct ones).

The product of its digits is 7169347584, while the sum is 74.

The spelling of 76734367667444 in words is "seventy-six trillion, seven hundred thirty-four billion, three hundred sixty-seven million, six hundred sixty-seven thousand, four hundred forty-four".