77740006741 has 8 divisors (see below), whose sum is σ = 83112105024. Its totient is φ = 72456703680.

The previous prime is 77740006691. The next prime is 77740006769. The reversal of 77740006741 is 14760004777.

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

It is a de Polignac number, because none of the positive numbers 2^k-77740006741 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77740006541) 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, 22196995 + ... + 22200496.

It is an arithmetic number, because the mean of its divisors is an integer number (10389013128).

Almost surely, 2^77740006741 is an apocalyptic number.

It is an amenable number.

77740006741 is a deficient number, since it is larger than the sum of its proper divisors (5372098283).

77740006741 is a wasteful number, since it uses less digits than its factorization.

77740006741 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44397611.

The product of its (nonzero) digits is 230496, while the sum is 43.

The spelling of 77740006741 in words is "seventy-seven billion, seven hundred forty million, six thousand, seven hundred forty-one".