776536047 has 24 divisors (see below), whose sum is σ = 1357308576. Its totient is φ = 417632256.

The previous prime is 776536043. The next prime is 776536049. The reversal of 776536047 is 740635677.

776536047 is a `hidden beast` number, since 7 + 76 + 536 + 0 + 47 = 666.

It is not a de Polignac number, because 776536047 - 2² = 776536043 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 776535993 and 776536011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (776536043) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 361458 + ... + 363599.

It is an arithmetic number, because the mean of its divisors is an integer number (56554524).

Almost surely, 2^776536047 is an apocalyptic number.

776536047 is a deficient number, since it is larger than the sum of its proper divisors (580772529).

776536047 is a wasteful number, since it uses less digits than its factorization.

776536047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 725087 (or 725084 counting only the distinct ones).

The product of its (nonzero) digits is 740880, while the sum is 45.

The square root of 776536047 is about 27866.3963762809. The cubic root of 776536047 is about 919.1517255823.

The spelling of 776536047 in words is "seven hundred seventy-six million, five hundred thirty-six thousand, forty-seven".