7545050644 has 12 divisors (see below), whose sum is σ = 13327239744. Its totient is φ = 3737267864.

The previous prime is 7545050641. The next prime is 7545050677. The reversal of 7545050644 is 4460505457.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 7545050597 and 7545050606.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7545050641) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8813884 + ... + 8814739.

It is an arithmetic number, because the mean of its divisors is an integer number (1110603312).

Almost surely, 2^7545050644 is an apocalyptic number.

It is an amenable number.

7545050644 is a deficient number, since it is larger than the sum of its proper divisors (5782189100).

7545050644 is a wasteful number, since it uses less digits than its factorization.

7545050644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17628734 (or 17628732 counting only the distinct ones).

The product of its (nonzero) digits is 336000, while the sum is 40.

The square root of 7545050644 is about 86862.2509724449. The cubic root of 7545050644 is about 1961.3452728189.

The spelling of 7545050644 in words is "seven billion, five hundred forty-five million, fifty thousand, six hundred forty-four".