77530060786503 has 16 divisors (see below), whose sum is σ = 111328444144736. Its totient is φ = 47709422928000.

The previous prime is 77530060786433. The next prime is 77530060786511. The reversal of 77530060786503 is 30568706003577.

It is not a de Polignac number, because 77530060786503 - 2⁸ = 77530060786247 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77530060716503) 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, 27464500 + ... + 30155577.

It is an arithmetic number, because the mean of its divisors is an integer number (6958027759046).

Almost surely, 2^{77530060786503} is an apocalyptic number.

77530060786503 is a deficient number, since it is larger than the sum of its proper divisors (33798383358233).

77530060786503 is a wasteful number, since it uses less digits than its factorization.

77530060786503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57654594.

The product of its (nonzero) digits is 22226400, while the sum is 57.

The spelling of 77530060786503 in words is "seventy-seven trillion, five hundred thirty billion, sixty million, seven hundred eighty-six thousand, five hundred three".