745546855 has 16 divisors (see below), whose sum is σ = 932565600. Its totient is φ = 571646592.

The previous prime is 745546847. The next prime is 745546861. The reversal of 745546855 is 558645547.

It is a cyclic number.

It is not a de Polignac number, because 745546855 - 2³ = 745546847 is a prime.

It is a super-2 number, since 2×745546855² = 1111680226000782050, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 745546799 and 745546808.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17680 + ... + 42469.

It is an arithmetic number, because the mean of its divisors is an integer number (58285350).

Almost surely, 2^745546855 is an apocalyptic number.

745546855 is a deficient number, since it is larger than the sum of its proper divisors (187018745).

745546855 is a wasteful number, since it uses less digits than its factorization.

745546855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60258.

The product of its digits is 3360000, while the sum is 49.

The square root of 745546855 is about 27304.7038987791. The cubic root of 745546855 is about 906.7585253462.

It can be divided in two parts, 745 and 546855, that added together give a square (547600 = 740²).

The spelling of 745546855 in words is "seven hundred forty-five million, five hundred forty-six thousand, eight hundred fifty-five".