745571350578 has 32 divisors (see below), whose sum is σ = 1500020586432. Its totient is φ = 247044632000.

The previous prime is 745571350547. The next prime is 745571350583. The reversal of 745571350578 is 875053175547.

It is a super-3 number, since 3×745571350578³ (a number of 37 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6273973 + ... + 6391703.

It is an arithmetic number, because the mean of its divisors is an integer number (46875643326).

Almost surely, 2^745571350578 is an apocalyptic number.

745571350578 is an abundant number, since it is smaller than the sum of its proper divisors (754449235854).

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

745571350578 is a wasteful number, since it uses less digits than its factorization.

745571350578 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124010.

The product of its (nonzero) digits is 20580000, while the sum is 57.

The spelling of 745571350578 in words is "seven hundred forty-five billion, five hundred seventy-one million, three hundred fifty thousand, five hundred seventy-eight".