77716498 has 16 divisors (see below), whose sum is σ = 122908320. Its totient is φ = 36753696.

The previous prime is 77716493. The next prime is 77716519. The reversal of 77716498 is 89461777.

It is a super-2 number, since 2×77716498² = 12079708122768008, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (77716493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30190 + ... + 32662.

It is an arithmetic number, because the mean of its divisors is an integer number (7681770).

Almost surely, 2^77716498 is an apocalyptic number.

77716498 is a deficient number, since it is larger than the sum of its proper divisors (45191822).

77716498 is a wasteful number, since it uses less digits than its factorization.

77716498 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3321.

The product of its digits is 592704, while the sum is 49.

The square root of 77716498 is about 8815.6961154523. The cubic root of 77716498 is about 426.7475870553.

The spelling of 77716498 in words is "seventy-seven million, seven hundred sixteen thousand, four hundred ninety-eight".