494851545 has 32 divisors (see below), whose sum is σ = 880669440. Its totient is φ = 263640960.

The previous prime is 494851541. The next prime is 494851559. The reversal of 494851545 is 545158494.

494851545 is a `hidden beast` number, since 4 + 94 + 8 + 515 + 45 = 666.

It is not a de Polignac number, because 494851545 - 2² = 494851541 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 494851545.

It is not an unprimeable number, because it can be changed into a prime (494851541) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 215805 + ... + 218085.

It is an arithmetic number, because the mean of its divisors is an integer number (27520920).

Almost surely, 2^494851545 is an apocalyptic number.

494851545 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

494851545 is a deficient number, since it is larger than the sum of its proper divisors (385817895).

494851545 is a wasteful number, since it uses less digits than its factorization.

494851545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3902 (or 3896 counting only the distinct ones).

The product of its digits is 576000, while the sum is 45.

The square root of 494851545 is about 22245.2589330850. The cubic root of 494851545 is about 790.9669008117.

The spelling of 494851545 in words is "four hundred ninety-four million, eight hundred fifty-one thousand, five hundred forty-five".