677534129539 has 8 divisors (see below), whose sum is σ = 679274152448. Its totient is φ = 675794275200.

The previous prime is 677534129537. The next prime is 677534129611. The reversal of 677534129539 is 935921435776.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 677534129539 - 2¹ = 677534129537 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (677534129537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13746139 + ... + 13795339.

It is an arithmetic number, because the mean of its divisors is an integer number (84909269056).

Almost surely, 2^677534129539 is an apocalyptic number.

677534129539 is a deficient number, since it is larger than the sum of its proper divisors (1740022909).

677534129539 is a wasteful number, since it uses less digits than its factorization.

677534129539 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84285.

The product of its digits is 42865200, while the sum is 61.

The spelling of 677534129539 in words is "six hundred seventy-seven billion, five hundred thirty-four million, one hundred twenty-nine thousand, five hundred thirty-nine".