988155493416 has 1344 divisors, whose sum is σ = 3754082505600. Its totient is φ = 236604146688.

The previous prime is 988155493277. The next prime is 988155493417. The reversal of 988155493416 is 614394551889.

988155493416 is a `hidden beast` number, since 9 + 8 + 81 + 5 + 54 + 93 + 416 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (988155493417) by changing a digit.

It is a polite number, since it can be written in 335 ways as a sum of consecutive naturals, for example, 18644443246 + ... + 18644443298.

It is an arithmetic number, because the mean of its divisors is an integer number (2793216150).

Almost surely, 2^988155493416 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 988155493416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1877041252800).

988155493416 is an abundant number, since it is smaller than the sum of its proper divisors (2765927012184).

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

988155493416 is a wasteful number, since it uses less digits than its factorization.

988155493416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202 (or 140 counting only the distinct ones).

The product of its digits is 37324800, while the sum is 63.

The spelling of 988155493416 in words is "nine hundred eighty-eight billion, one hundred fifty-five million, four hundred ninety-three thousand, four hundred sixteen".