988461477796 has 27 divisors (see below), whose sum is σ = 1873154241441. Its totient is φ = 456201059184.

The previous prime is 988461477779. The next prime is 988461477803. The reversal of 988461477796 is 697774164889.

The square root of 988461477796 is 994214.

It is a perfect power (a square), and thus also a powerful number.

988461477796 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 146222112100 + 842239365696 = 382390^2 + 917736^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 25830445 + ... + 25868683.

Almost surely, 2^988461477796 is an apocalyptic number.

988461477796 is the 994214-th square number.

It is an amenable number.

988461477796 is a deficient number, since it is larger than the sum of its proper divisors (884692763645).

988461477796 is an frugal number, since it uses more digits than its factorization.

988461477796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76508 (or 38254 counting only the distinct ones).

The product of its digits is 1024192512, while the sum is 76.

The spelling of 988461477796 in words is "nine hundred eighty-eight billion, four hundred sixty-one million, four hundred seventy-seven thousand, seven hundred ninety-six".