745616136 has 16 divisors (see below), whose sum is σ = 1864040400. Its totient is φ = 248538704.

The previous prime is 745616117. The next prime is 745616143. The reversal of 745616136 is 631616547.

It is a junction number, because it is equal to n+sod(n) for n = 745616094 and 745616103.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15533646 + ... + 15533693.

It is an arithmetic number, because the mean of its divisors is an integer number (116502525).

Almost surely, 2^745616136 is an apocalyptic number.

It is an amenable number.

745616136 is an abundant number, since it is smaller than the sum of its proper divisors (1118424264).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

745616136 is a wasteful number, since it uses less digits than its factorization.

745616136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31067348 (or 31067344 counting only the distinct ones).

The product of its digits is 90720, while the sum is 39.

The square root of 745616136 is about 27305.9725334953. The cubic root of 745616136 is about 906.7866117507.

The spelling of 745616136 in words is "seven hundred forty-five million, six hundred sixteen thousand, one hundred thirty-six".