742255511485 has 16 divisors (see below), whose sum is σ = 898639213680. Its totient is φ = 588516597760.

The previous prime is 742255511477. The next prime is 742255511533. The reversal of 742255511485 is 584115552247.

It can be written as a sum of positive squares in 8 ways, for example, as 12983918809 + 729271592676 = 113947^2 + 853974^2 .

It is not a de Polignac number, because 742255511485 - 2³ = 742255511477 is a prime.

It is a congruent number.

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, 17385765 + ... + 17428405.

It is an arithmetic number, because the mean of its divisors is an integer number (56164950855).

Almost surely, 2^742255511485 is an apocalyptic number.

It is an amenable number.

742255511485 is a deficient number, since it is larger than the sum of its proper divisors (156383702195).

742255511485 is a wasteful number, since it uses less digits than its factorization.

742255511485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73568.

The product of its digits is 2240000, while the sum is 49.

The spelling of 742255511485 in words is "seven hundred forty-two billion, two hundred fifty-five million, five hundred eleven thousand, four hundred eighty-five".