11402888616 has 128 divisors (see below), whose sum is σ = 36606816000. Its totient is φ = 3221323776.

The previous prime is 11402888593. The next prime is 11402888617. The reversal of 11402888616 is 61688820411.

11402888616 is a `hidden beast` number, since 1 + 1 + 4 + 0 + 28 + 8 + 8 + 616 = 666.

It is not an unprimeable number, because it can be changed into a prime (11402888617) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 92200 + ... + 176936.

It is an arithmetic number, because the mean of its divisors is an integer number (285990750).

Almost surely, 2^11402888616 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 11402888616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18303408000).

11402888616 is an abundant number, since it is smaller than the sum of its proper divisors (25203927384).

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

11402888616 is a wasteful number, since it uses less digits than its factorization.

11402888616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84848 (or 84838 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 45.

The spelling of 11402888616 in words is "eleven billion, four hundred two million, eight hundred eighty-eight thousand, six hundred sixteen".