977357383753780 has 48 divisors (see below), whose sum is σ = 2053979593948800. Its totient is φ = 390651706356608.

The previous prime is 977357383753771. The next prime is 977357383753813. The reversal of 977357383753780 is 87357383753779.

It is a junction number, because it is equal to n+sod(n) for n = 977357383753694 and 977357383753703.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2507785371 + ... + 2508175069.

It is an arithmetic number, because the mean of its divisors is an integer number (42791241540600).

Almost surely, 2^{977357383753780} is an apocalyptic number.

It is an amenable number.

977357383753780 is an abundant number, since it is smaller than the sum of its proper divisors (1076622210195020).

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

977357383753780 is a wasteful number, since it uses less digits than its factorization.

977357383753780 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 482808 (or 482806 counting only the distinct ones).

The product of its (nonzero) digits is 19603684800, while the sum is 82.

The spelling of 977357383753780 in words is "nine hundred seventy-seven trillion, three hundred fifty-seven billion, three hundred eighty-three million, seven hundred fifty-three thousand, seven hundred eighty".