74514071768 has 8 divisors (see below), whose sum is σ = 139713884580. Its totient is φ = 37257035880.

The previous prime is 74514071761. The next prime is 74514071789. The reversal of 74514071768 is 86717041547.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74514071761) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4657129478 + ... + 4657129493.

Almost surely, 2^74514071768 is an apocalyptic number.

It is an amenable number.

74514071768 is a deficient number, since it is larger than the sum of its proper divisors (65199812812).

74514071768 is a wasteful number, since it uses less digits than its factorization.

74514071768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9314258977 (or 9314258973 counting only the distinct ones).

The product of its (nonzero) digits is 1317120, while the sum is 50.

The spelling of 74514071768 in words is "seventy-four billion, five hundred fourteen million, seventy-one thousand, seven hundred sixty-eight".