2545432142 has 8 divisors (see below), whose sum is σ = 4165252632. Its totient is φ = 1157014600.

The previous prime is 2545432139. The next prime is 2545432163. The reversal of 2545432142 is 2412345452.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 2545432099 and 2545432108.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57850709 + ... + 57850752.

It is an arithmetic number, because the mean of its divisors is an integer number (520656579).

Almost surely, 2^2545432142 is an apocalyptic number.

2545432142 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2545432142 is a deficient number, since it is larger than the sum of its proper divisors (1619820490).

2545432142 is a wasteful number, since it uses less digits than its factorization.

2545432142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115701474.

The product of its digits is 38400, while the sum is 32.

The square root of 2545432142 is about 50452.2758852363. The cubic root of 2545432142 is about 1365.3809564324.

Adding to 2545432142 its reverse (2412345452), we get a palindrome (4957777594).

The spelling of 2545432142 in words is "two billion, five hundred forty-five million, four hundred thirty-two thousand, one hundred forty-two".