2731635646145 has 16 divisors (see below), whose sum is σ = 3799007163648. Its totient is φ = 1846739590080.

The previous prime is 2731635646111. The next prime is 2731635646171. The reversal of 2731635646145 is 5416465361372.

It is a happy number.

It is not a de Polignac number, because 2731635646145 - 2⁶ = 2731635646081 is a prime.

It is a super-2 number, since 2×2731635646145² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 549622394 + ... + 549627363.

It is an arithmetic number, because the mean of its divisors is an integer number (237437947728).

Almost surely, 2^{2731635646145} is an apocalyptic number.

It is an amenable number.

2731635646145 is a deficient number, since it is larger than the sum of its proper divisors (1067371517503).

2731635646145 is a wasteful number, since it uses less digits than its factorization.

2731635646145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1099249840.

The product of its digits is 10886400, while the sum is 53.

The spelling of 2731635646145 in words is "two trillion, seven hundred thirty-one billion, six hundred thirty-five million, six hundred forty-six thousand, one hundred forty-five".