1149608622240 has 1536 divisors, whose sum is σ = 4732419686400. Its totient is φ = 261455745024.

The previous prime is 1149608622233. The next prime is 1149608622293. The reversal of 1149608622240 is 422268069411.

It is a happy number.

1149608622240 is a `hidden beast` number, since 1 + 14 + 9 + 6 + 0 + 8 + 622 + 2 + 4 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 4062221139 + ... + 4062221421.

It is an arithmetic number, because the mean of its divisors is an integer number (3081002400).

Almost surely, 2^{1149608622240} is an apocalyptic number.

1149608622240 is a gapful number since it is divisible by the number (10) 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 1149608622240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2366209843200).

1149608622240 is an abundant number, since it is smaller than the sum of its proper divisors (3582811064160).

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

1149608622240 is a wasteful number, since it uses less digits than its factorization.

1149608622240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 398 (or 372 counting only the distinct ones).

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

The spelling of 1149608622240 in words is "one trillion, one hundred forty-nine billion, six hundred eight million, six hundred twenty-two thousand, two hundred forty".