745395582870 has 64 divisors (see below), whose sum is σ = 2036202598080. Its totient is φ = 193924051200.

The previous prime is 745395582863. The next prime is 745395582917. The reversal of 745395582870 is 78285593547.

745395582870 is a `hidden beast` number, since 7 + 4 + 5 + 3 + 9 + 558 + 2 + 8 + 70 = 666.

It is a super-2 number, since 2×745395582870² (a number of 25 digits) contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 745395582798 and 745395582807.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 33656301 + ... + 33678440.

It is an arithmetic number, because the mean of its divisors is an integer number (31815665595).

Almost surely, 2^745395582870 is an apocalyptic number.

745395582870 is an abundant number, since it is smaller than the sum of its proper divisors (1290807015210).

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

745395582870 is a wasteful number, since it uses less digits than its factorization.

745395582870 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67334798 (or 67334792 counting only the distinct ones).

The product of its (nonzero) digits is 84672000, while the sum is 63.

The spelling of 745395582870 in words is "seven hundred forty-five billion, three hundred ninety-five million, five hundred eighty-two thousand, eight hundred seventy".