7455545142044 has 24 divisors (see below), whose sum is σ = 13216967591520. Its totient is φ = 3679528762944.

The previous prime is 7455545141953. The next prime is 7455545142077. The reversal of 7455545142044 is 4402415455547.

It is a junction number, because it is equal to n+sod(n) for n = 7455545141983 and 7455545142001.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32394599 + ... + 32623934.

It is an arithmetic number, because the mean of its divisors is an integer number (550706982980).

Almost surely, 2^{7455545142044} is an apocalyptic number.

It is an amenable number.

7455545142044 is a deficient number, since it is larger than the sum of its proper divisors (5761422449476).

7455545142044 is a wasteful number, since it uses less digits than its factorization.

7455545142044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65018909 (or 65018907 counting only the distinct ones).

The product of its (nonzero) digits is 8960000, while the sum is 50.

The spelling of 7455545142044 in words is "seven trillion, four hundred fifty-five billion, five hundred forty-five million, one hundred forty-two thousand, forty-four".