7144605542 has 4 divisors (see below), whose sum is σ = 10716908316. Its totient is φ = 3572302770.

The previous prime is 7144605499. The next prime is 7144605551. The reversal of 7144605542 is 2455064417.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×7144605542² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 7144605496 and 7144605505.

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 as a sum of consecutive naturals, namely, 1786151384 + ... + 1786151387.

It is an arithmetic number, because the mean of its divisors is an integer number (2679227079).

Almost surely, 2^7144605542 is an apocalyptic number.

7144605542 is a deficient number, since it is larger than the sum of its proper divisors (3572302774).

7144605542 is a wasteful number, since it uses less digits than its factorization.

7144605542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3572302773.

The product of its (nonzero) digits is 134400, while the sum is 38.

The square root of 7144605542 is about 84525.7685087808. The cubic root of 7144605542 is about 1926.0139071648.

Adding to 7144605542 its reverse (2455064417), we get a palindrome (9599669959).

The spelling of 7144605542 in words is "seven billion, one hundred forty-four million, six hundred five thousand, five hundred forty-two".