988406005776 has 80 divisors (see below), whose sum is σ = 2918261219328. Its totient is φ = 282391056000.

The previous prime is 988406005771. The next prime is 988406005787. The reversal of 988406005776 is 677500604889.

It is a super-2 number, since 2×988406005776² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (988406005771) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14633041 + ... + 14700431.

Almost surely, 2^988406005776 is an apocalyptic number.

It is an amenable number.

988406005776 is an abundant number, since it is smaller than the sum of its proper divisors (1929855213552).

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

988406005776 is a wasteful number, since it uses less digits than its factorization.

988406005776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111060 (or 111054 counting only the distinct ones).

The product of its (nonzero) digits is 20321280, while the sum is 60.

The spelling of 988406005776 in words is "nine hundred eighty-eight billion, four hundred six million, five thousand, seven hundred seventy-six".