1001345450505 has 16 divisors (see below), whose sum is σ = 1605114199104. Its totient is φ = 533063747520.

The previous prime is 1001345450473. The next prime is 1001345450507. The reversal of 1001345450505 is 5050545431001.

It is not a de Polignac number, because 1001345450505 - 2⁵ = 1001345450473 is a prime.

It is a super-2 number, since 2×1001345450505² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1001345450507) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 61689079 + ... + 61705308.

It is an arithmetic number, because the mean of its divisors is an integer number (100319637444).

Almost surely, 2^{1001345450505} is an apocalyptic number.

1001345450505 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1001345450505 is a deficient number, since it is larger than the sum of its proper divisors (603768748599).

1001345450505 is a wasteful number, since it uses less digits than its factorization.

1001345450505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123394936.

The product of its (nonzero) digits is 30000, while the sum is 33.

The spelling of 1001345450505 in words is "one trillion, one billion, three hundred forty-five million, four hundred fifty thousand, five hundred five".