9376899840 has 972 divisors, whose sum is σ = 42112049616. Its totient is φ = 1885593600.

The previous prime is 9376899811. The next prime is 9376899841. The reversal of 9376899840 is 489986739.

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

It is not an unprimeable number, because it can be changed into a prime (9376899841) by changing a digit.

It is a polite number, since it can be written in 107 ways as a sum of consecutive naturals, for example, 302480625 + ... + 302480655.

Almost surely, 2^9376899840 is an apocalyptic number.

9376899840 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9376899840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21056024808).

9376899840 is an abundant number, since it is smaller than the sum of its proper divisors (32735149776).

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

9376899840 is a wasteful number, since it uses less digits than its factorization.

9376899840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118 (or 59 counting only the distinct ones).

The product of its (nonzero) digits is 23514624, while the sum is 63.

The square root of 9376899840 is about 96834.3938897745. The cubic root of 9376899840 is about 2108.7240880442.

It can be divided in two parts, 9376899 and 840, that added together give a palindrome (9377739).

The spelling of 9376899840 in words is "nine billion, three hundred seventy-six million, eight hundred ninety-nine thousand, eight hundred forty".