1154924049064 has 8 divisors (see below), whose sum is σ = 2165482592010. Its totient is φ = 577462024528.

The previous prime is 1154924049049. The next prime is 1154924049067. The reversal of 1154924049064 is 4609404294511.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1001540592900 + 153383456164 = 1000770^2 + 391642^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 1154924048999 and 1154924049017.

It is not an unprimeable number, because it can be changed into a prime (1154924049067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72182753059 + ... + 72182753074.

Almost surely, 2^{1154924049064} is an apocalyptic number.

It is an amenable number.

1154924049064 is a deficient number, since it is larger than the sum of its proper divisors (1010558542946).

1154924049064 is a wasteful number, since it uses less digits than its factorization.

1154924049064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144365506139 (or 144365506135 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 49.

The spelling of 1154924049064 in words is "one trillion, one hundred fifty-four billion, nine hundred twenty-four million, forty-nine thousand, sixty-four".