677766245502 has 16 divisors (see below), whose sum is σ = 1426876306560. Its totient is φ = 214031445912.

The previous prime is 677766245501. The next prime is 677766245531. The reversal of 677766245502 is 205542667776.

It is a happy number.

677766245502 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×677766245502³ (a number of 36 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (677766245501) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2972658858 + ... + 2972659085.

It is an arithmetic number, because the mean of its divisors is an integer number (89179769160).

Almost surely, 2^677766245502 is an apocalyptic number.

677766245502 is an abundant number, since it is smaller than the sum of its proper divisors (749110061058).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

677766245502 is a wasteful number, since it uses less digits than its factorization.

677766245502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5945317967.

The product of its (nonzero) digits is 29635200, while the sum is 57.

The spelling of 677766245502 in words is "six hundred seventy-seven billion, seven hundred sixty-six million, two hundred forty-five thousand, five hundred two".