1420512057065 has 8 divisors (see below), whose sum is σ = 1704818590728. Its totient is φ = 1136273564160.

The previous prime is 1420512057047. The next prime is 1420512057103. The reversal of 1420512057065 is 5607502150241.

It can be written as a sum of positive squares in 4 ways, for example, as 282159628969 + 1138352428096 = 531187^2 + 1066936^2 .

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

It is not a de Polignac number, because 1420512057065 - 2⁶ = 1420512057001 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16964246 + ... + 17047775.

It is an arithmetic number, because the mean of its divisors is an integer number (213102323841).

Almost surely, 2^{1420512057065} is an apocalyptic number.

It is an amenable number.

1420512057065 is a deficient number, since it is larger than the sum of its proper divisors (284306533663).

1420512057065 is an equidigital number, since it uses as much as digits as its factorization.

1420512057065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34020379.

The product of its (nonzero) digits is 84000, while the sum is 38.

The spelling of 1420512057065 in words is "one trillion, four hundred twenty billion, five hundred twelve million, fifty-seven thousand, sixty-five".