11451146605530 has 64 divisors (see below), whose sum is σ = 27593997653376. Its totient is φ = 3041280000000.

The previous prime is 11451146605517. The next prime is 11451146605583. The reversal of 11451146605530 is 3550664115411.

It is a happy number.

11451146605530 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×11451146605530² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 149063130 + ... + 149139930.

It is an arithmetic number, because the mean of its divisors is an integer number (431156213334).

Almost surely, 2^{11451146605530} is an apocalyptic number.

11451146605530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11451146605530 is an abundant number, since it is smaller than the sum of its proper divisors (16142851047846).

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

11451146605530 is a wasteful number, since it uses less digits than its factorization.

11451146605530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96863.

The product of its (nonzero) digits is 216000, while the sum is 42.

The spelling of 11451146605530 in words is "eleven trillion, four hundred fifty-one billion, one hundred forty-six million, six hundred five thousand, five hundred thirty".