77330840741 has 64 divisors (see below), whose sum is σ = 102461054976. Its totient is φ = 56581324800.

The previous prime is 77330840737. The next prime is 77330840771. The reversal of 77330840741 is 14704803377.

It is a happy number.

It is not a de Polignac number, because 77330840741 - 2² = 77330840737 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 77330840692 and 77330840701.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77330840771) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 32314241 + ... + 32316633.

It is an arithmetic number, because the mean of its divisors is an integer number (1600953984).

Almost surely, 2^77330840741 is an apocalyptic number.

77330840741 is a gapful number since it is divisible by the number (71) formed by its first and last digit.

It is an amenable number.

77330840741 is a deficient number, since it is larger than the sum of its proper divisors (25130214235).

77330840741 is a wasteful number, since it uses less digits than its factorization.

77330840741 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2762.

The product of its (nonzero) digits is 395136, while the sum is 44.

The spelling of 77330840741 in words is "seventy-seven billion, three hundred thirty million, eight hundred forty thousand, seven hundred forty-one".