4545020773502 has 128 divisors (see below), whose sum is σ = 8033570979840. Its totient is φ = 1906558093440.

The previous prime is 4545020773439. The next prime is 4545020773507. The reversal of 4545020773502 is 2053770205454.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4545020773507) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2287377353 + ... + 2287379339.

It is an arithmetic number, because the mean of its divisors is an integer number (62762273280).

Almost surely, 2^{4545020773502} is an apocalyptic number.

4545020773502 is a deficient number, since it is larger than the sum of its proper divisors (3488550206338).

4545020773502 is a wasteful number, since it uses less digits than its factorization.

4545020773502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2758.

The product of its (nonzero) digits is 1176000, while the sum is 44.

Adding to 4545020773502 its reverse (2053770205454), we get a palindrome (6598790978956).

The spelling of 4545020773502 in words is "four trillion, five hundred forty-five billion, twenty million, seven hundred seventy-three thousand, five hundred two".