745267195505 has 8 divisors (see below), whose sum is σ = 1022080725312. Its totient is φ = 511040362608.

The previous prime is 745267195501. The next prime is 745267195507. The reversal of 745267195505 is 505591762547.

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

It is a cyclic number.

It is not a de Polignac number, because 745267195505 - 2² = 745267195501 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (745267195501) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10646674187 + ... + 10646674256.

It is an arithmetic number, because the mean of its divisors is an integer number (127760090664).

Almost surely, 2^745267195505 is an apocalyptic number.

It is an amenable number.

745267195505 is a deficient number, since it is larger than the sum of its proper divisors (276813529807).

745267195505 is a wasteful number, since it uses less digits than its factorization.

745267195505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21293348455.

The product of its (nonzero) digits is 13230000, while the sum is 56.

The spelling of 745267195505 in words is "seven hundred forty-five billion, two hundred sixty-seven million, one hundred ninety-five thousand, five hundred five".