77482716493 has 16 divisors (see below), whose sum is σ = 95715268096. Its totient is φ = 61078769280.

The previous prime is 77482716439. The next prime is 77482716499. The reversal of 77482716493 is 39461728477.

It is a cyclic number.

It is not a de Polignac number, because 77482716493 - 2¹⁷ = 77482585421 is a prime.

It is a super-2 number, since 2×77482716493² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77482716499) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1546296 + ... + 1595617.

It is an arithmetic number, because the mean of its divisors is an integer number (5982204256).

Almost surely, 2^77482716493 is an apocalyptic number.

It is an amenable number.

77482716493 is a deficient number, since it is larger than the sum of its proper divisors (18232551603).

77482716493 is a wasteful number, since it uses less digits than its factorization.

77482716493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3142204.

The product of its digits is 14224896, while the sum is 58.

The spelling of 77482716493 in words is "seventy-seven billion, four hundred eighty-two million, seven hundred sixteen thousand, four hundred ninety-three".