2145300536731 has 8 divisors (see below), whose sum is σ = 2340436681584. Its totient is φ = 1950182529120.

The previous prime is 2145300536713. The next prime is 2145300536801. The reversal of 2145300536731 is 1376350035412.

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 2145300536731 - 2¹⁷ = 2145300405659 is a prime.

It is a super-2 number, since 2×2145300536731² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2145300539731) 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, 4286400 + ... + 4760653.

It is an arithmetic number, because the mean of its divisors is an integer number (292554585198).

Almost surely, 2^{2145300536731} is an apocalyptic number.

2145300536731 is a deficient number, since it is larger than the sum of its proper divisors (195136144853).

2145300536731 is a wasteful number, since it uses less digits than its factorization.

2145300536731 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9068621.

The product of its (nonzero) digits is 226800, while the sum is 40.

The spelling of 2145300536731 in words is "two trillion, one hundred forty-five billion, three hundred million, five hundred thirty-six thousand, seven hundred thirty-one".