11554532501004 has 144 divisors (see below), whose sum is σ = 31545434793600. Its totient is φ = 3552939307008.

The previous prime is 11554532500997. The next prime is 11554532501087. The reversal of 11554532501004 is 40010523545511.

11554532501004 is a `hidden beast` number, since 1 + 1 + 5 + 545 + 3 + 2 + 5 + 0 + 100 + 4 = 666.

It is a super-2 number, since 2×11554532501004² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 11554532501004.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5751462 + ... + 7495890.

It is an arithmetic number, because the mean of its divisors is an integer number (219065519400).

Almost surely, 2^{11554532501004} 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 11554532501004, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15772717396800).

11554532501004 is an abundant number, since it is smaller than the sum of its proper divisors (19990902292596).

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

11554532501004 is a wasteful number, since it uses less digits than its factorization.

11554532501004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1744672 (or 1744667 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 36.

The spelling of 11554532501004 in words is "eleven trillion, five hundred fifty-four billion, five hundred thirty-two million, five hundred one thousand, four".