1147509433344 has 44 divisors (see below), whose sum is σ = 3058531010864. Its totient is φ = 382503143424.

The previous prime is 1147509433333. The next prime is 1147509433349. The reversal of 1147509433344 is 4433349057411.

It is a super-2 number, since 2×1147509433344² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a junction number, because it is equal to n+sod(n) for n = 1147509433293 and 1147509433302.

It is not an unprimeable number, because it can be changed into a prime (1147509433349) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 186766042 + ... + 186772185.

Almost surely, 2^{1147509433344} is an apocalyptic number.

It is an amenable number.

1147509433344 is an abundant number, since it is smaller than the sum of its proper divisors (1911021577520).

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

1147509433344 is an equidigital number, since it uses as much as digits as its factorization.

1147509433344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 373538250 (or 373538232 counting only the distinct ones).

The product of its (nonzero) digits is 2177280, while the sum is 48.

The spelling of 1147509433344 in words is "one trillion, one hundred forty-seven billion, five hundred nine million, four hundred thirty-three thousand, three hundred forty-four".