745021057367705 has 8 divisors (see below), whose sum is σ = 898262355424704. Its totient is φ = 593192121505200.

The previous prime is 745021057367687. The next prime is 745021057367723. The reversal of 745021057367705 is 507763750120547.

It is an interprime number because it is at equal distance from previous prime (745021057367687) and next prime (745021057367723).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 745021057367705 - 2¹⁴ = 745021057351321 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 353090547461 + ... + 353090549570.

It is an arithmetic number, because the mean of its divisors is an integer number (112282794428088).

Almost surely, 2^{745021057367705} is an apocalyptic number.

It is an amenable number.

745021057367705 is a deficient number, since it is larger than the sum of its proper divisors (153241298056999).

745021057367705 is a wasteful number, since it uses less digits than its factorization.

745021057367705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 706181097247.

The product of its (nonzero) digits is 43218000, while the sum is 59.

The spelling of 745021057367705 in words is "seven hundred forty-five trillion, twenty-one billion, fifty-seven million, three hundred sixty-seven thousand, seven hundred five".