14542452540 has 144 divisors (see below), whose sum is σ = 54996963840. Its totient is φ = 3021805440.

The previous prime is 14542452461. The next prime is 14542452557. The reversal of 14542452540 is 4525424541.

14542452540 is a `hidden beast` number, since 1 + 45 + 4 + 24 + 52 + 540 = 666.

It is a super-2 number, since 2×14542452540² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 14542452495 and 14542452504.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 510760 + ... + 538479.

It is an arithmetic number, because the mean of its divisors is an integer number (381923360).

Almost surely, 2^14542452540 is an apocalyptic number.

14542452540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14542452540 is an abundant number, since it is smaller than the sum of its proper divisors (40454511300).

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

14542452540 is a wasteful number, since it uses less digits than its factorization.

14542452540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1049272 (or 1049267 counting only the distinct ones).

The product of its (nonzero) digits is 128000, while the sum is 36.

The spelling of 14542452540 in words is "fourteen billion, five hundred forty-two million, four hundred fifty-two thousand, five hundred forty".