1129654849464 has 96 divisors (see below), whose sum is σ = 3135622220640. Its totient is φ = 367189401600.

The previous prime is 1129654849357. The next prime is 1129654849469. The reversal of 1129654849464 is 4649484569211.

1129654849464 is a `hidden beast` number, since 1 + 1 + 2 + 9 + 6 + 5 + 484 + 94 + 64 = 666.

It is a super-2 number, since 2×1129654849464² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1129654849469) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6069144 + ... + 6252504.

It is an arithmetic number, because the mean of its divisors is an integer number (32662731465).

Almost surely, 2^{1129654849464} 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 1129654849464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1567811110320).

1129654849464 is an abundant number, since it is smaller than the sum of its proper divisors (2005967371176).

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

1129654849464 is a wasteful number, since it uses less digits than its factorization.

1129654849464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185501 (or 185494 counting only the distinct ones).

The product of its digits is 59719680, while the sum is 63.

The spelling of 1129654849464 in words is "one trillion, one hundred twenty-nine billion, six hundred fifty-four million, eight hundred forty-nine thousand, four hundred sixty-four".