11388976704 has 168 divisors, whose sum is σ = 38948136480. Its totient is φ = 3253969152.

The previous prime is 11388976639. The next prime is 11388976717. The reversal of 11388976704 is 40767988311.

It is a tau number, because it is divible by the number of its divisors (168).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17419 + ... + 151925.

Almost surely, 2^11388976704 is an apocalyptic number.

11388976704 is a gapful number since it is divisible by the number (14) 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 11388976704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19474068240).

11388976704 is an abundant number, since it is smaller than the sum of its proper divisors (27559159776).

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

11388976704 is a wasteful number, since it uses less digits than its factorization.

11388976704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134542 (or 134519 counting only the distinct ones).

The product of its (nonzero) digits is 2032128, while the sum is 54.

The spelling of 11388976704 in words is "eleven billion, three hundred eighty-eight million, nine hundred seventy-six thousand, seven hundred four".