677551285731 has 16 divisors (see below), whose sum is σ = 938634544800. Its totient is φ = 434220476928.

The previous prime is 677551285721. The next prime is 677551285739. The reversal of 677551285731 is 137582155776.

It is not a de Polignac number, because 677551285731 - 2⁵ = 677551285699 is a prime.

It is a super-2 number, since 2×677551285731² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (677551285739) 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 15 ways as a sum of consecutive naturals, for example, 16984326 + ... + 17024171.

It is an arithmetic number, because the mean of its divisors is an integer number (58664659050).

Almost surely, 2^677551285731 is an apocalyptic number.

677551285731 is a deficient number, since it is larger than the sum of its proper divisors (261083259069).

677551285731 is a wasteful number, since it uses less digits than its factorization.

677551285731 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34008758.

The product of its digits is 12348000, while the sum is 57.

The spelling of 677551285731 in words is "six hundred seventy-seven billion, five hundred fifty-one million, two hundred eighty-five thousand, seven hundred thirty-one".