77465362276 has 27 divisors (see below), whose sum is σ = 136303866489. Its totient is φ = 38522545008.

The previous prime is 77465362207. The next prime is 77465362297. The reversal of 77465362276 is 67226356477.

It is a happy number.

The square root of 77465362276 is 278326.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 4336222500 + 73129139776 = 65850^2 + 270424^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 176458465 + ... + 176458903.

Almost surely, 2^77465362276 is an apocalyptic number.

77465362276 is the 278326-th square number.

It is an amenable number.

77465362276 is a deficient number, since it is larger than the sum of its proper divisors (58838504213).

77465362276 is an frugal number, since it uses more digits than its factorization.

77465362276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1516 (or 758 counting only the distinct ones).

The product of its digits is 17781120, while the sum is 55.

The spelling of 77465362276 in words is "seventy-seven billion, four hundred sixty-five million, three hundred sixty-two thousand, two hundred seventy-six".