745555052 has 18 divisors (see below), whose sum is σ = 1434116124. Its totient is φ = 338888440.

The previous prime is 745555039. The next prime is 745555067. The reversal of 745555052 is 250555547.

It is a junction number, because it is equal to n+sod(n) for n = 745554997 and 745555015.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 769718 + ... + 770685.

It is an arithmetic number, because the mean of its divisors is an integer number (79673118).

Almost surely, 2^745555052 is an apocalyptic number.

It is an amenable number.

745555052 is a deficient number, since it is larger than the sum of its proper divisors (688561072).

745555052 is a wasteful number, since it uses less digits than its factorization.

745555052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1540429 (or 1540416 counting only the distinct ones).

The product of its (nonzero) digits is 175000, while the sum is 38.

The square root of 745555052 is about 27304.8540007084. The cubic root of 745555052 is about 906.7618484874.

The spelling of 745555052 in words is "seven hundred forty-five million, five hundred fifty-five thousand, fifty-two".