1149421614624 has 120 divisors (see below), whose sum is σ = 3385536182028. Its totient is φ = 382560330240.

The previous prime is 1149421614619. The next prime is 1149421614659. The reversal of 1149421614624 is 4264161249411.

1149421614624 is a `hidden beast` number, since 1 + 1 + 4 + 9 + 4 + 2 + 1 + 6 + 14 + 624 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 942196366224 + 207225248400 = 970668^2 + 455220^2 .

It is a super-2 number, since 2×1149421614624² (a number of 25 digits) contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 1149421614624.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1377874 + ... + 2048750.

Almost surely, 2^{1149421614624} 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 1149421614624, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1692768091014).

1149421614624 is an abundant number, since it is smaller than the sum of its proper divisors (2236114567404).

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

1149421614624 is an equidigital number, since it uses as much as digits as its factorization.

1149421614624 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 671560 (or 671543 counting only the distinct ones).

The product of its digits is 331776, while the sum is 45.

The spelling of 1149421614624 in words is "one trillion, one hundred forty-nine billion, four hundred twenty-one million, six hundred fourteen thousand, six hundred twenty-four".