2154513422024 has 8 divisors (see below), whose sum is σ = 4039712666310. Its totient is φ = 1077256711008.

The previous prime is 2154513422023. The next prime is 2154513422051. The reversal of 2154513422024 is 4202243154512.

It can be written as a sum of positive squares in only one way, i.e., 2005571457124 + 148941964900 = 1416182^2 + 385930^2 .

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

It is not an unprimeable number, because it can be changed into a prime (2154513422023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 134657088869 + ... + 134657088884.

Almost surely, 2^{2154513422024} is an apocalyptic number.

It is an amenable number.

2154513422024 is a deficient number, since it is larger than the sum of its proper divisors (1885199244286).

2154513422024 is a wasteful number, since it uses less digits than its factorization.

2154513422024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269314177759 (or 269314177755 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 35.

Adding to 2154513422024 its reverse (4202243154512), we get a palindrome (6356756576536).

The spelling of 2154513422024 in words is "two trillion, one hundred fifty-four billion, five hundred thirteen million, four hundred twenty-two thousand, twenty-four".