986669975552976 has 800 divisors, whose sum is σ = 3457988743055616. Its totient is φ = 267643450368000.

The previous prime is 986669975552939. The next prime is 986669975552977. The reversal of 986669975552976 is 679255579966689.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (99).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (986669975552977) by changing a digit.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 802040940 + ... + 803270196.

Almost surely, 2^{986669975552976} 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 986669975552976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1728994371527808).

986669975552976 is an abundant number, since it is smaller than the sum of its proper divisors (2471318767502640).

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

986669975552976 is a wasteful number, since it uses less digits than its factorization.

986669975552976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1229433 (or 1229418 counting only the distinct ones).

The product of its digits is 833299488000, while the sum is 99.

The spelling of 986669975552976 in words is "nine hundred eighty-six trillion, six hundred sixty-nine billion, nine hundred seventy-five million, five hundred fifty-two thousand, nine hundred seventy-six".