2031344645453 has 8 divisors (see below), whose sum is σ = 2119732435008. Its totient is φ = 1942962560704.

The previous prime is 2031344645419. The next prime is 2031344645461. The reversal of 2031344645453 is 3545464431302.

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 2031344645453 - 2¹⁶ = 2031344579917 is a prime.

It is a super-2 number, since 2×2031344645453² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2031344645413) 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, 690476 + ... + 2130597.

It is an arithmetic number, because the mean of its divisors is an integer number (264966554376).

Almost surely, 2^{2031344645453} is an apocalyptic number.

2031344645453 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

2031344645453 is a deficient number, since it is larger than the sum of its proper divisors (88387789555).

2031344645453 is a wasteful number, since it uses less digits than its factorization.

2031344645453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2852403.

The product of its (nonzero) digits is 2073600, while the sum is 44.

The spelling of 2031344645453 in words is "two trillion, thirty-one billion, three hundred forty-four million, six hundred forty-five thousand, four hundred fifty-three".