77050056730 has 8 divisors (see below), whose sum is σ = 138690102132. Its totient is φ = 30820022688.

The previous prime is 77050056719. The next prime is 77050056737. The reversal of 77050056730 is 3765005077.

It can be written as a sum of positive squares in 2 ways, for example, as 70027449129 + 7022607601 = 264627^2 + 83801^2 .

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

It is a super-2 number, since 2×77050056730² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (77050056737) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3852502827 + ... + 3852502846.

Almost surely, 2^77050056730 is an apocalyptic number.

77050056730 is a deficient number, since it is larger than the sum of its proper divisors (61640045402).

77050056730 is a wasteful number, since it uses less digits than its factorization.

77050056730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7705005680.

The product of its (nonzero) digits is 154350, while the sum is 40.

The spelling of 77050056730 in words is "seventy-seven billion, fifty million, fifty-six thousand, seven hundred thirty".