2034451305663 has 16 divisors (see below), whose sum is σ = 3200120027136. Its totient is φ = 1125042196320.

The previous prime is 2034451305661. The next prime is 2034451305721. The reversal of 2034451305663 is 3665031544302.

It is not a de Polignac number, because 2034451305663 - 2¹ = 2034451305661 is a prime.

It is a super-2 number, since 2×2034451305663² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2034451305661) 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, 1562557956 + ... + 1562559257.

It is an arithmetic number, because the mean of its divisors is an integer number (200007501696).

Almost surely, 2^{2034451305663} is an apocalyptic number.

2034451305663 is a deficient number, since it is larger than the sum of its proper divisors (1165668721473).

2034451305663 is a wasteful number, since it uses less digits than its factorization.

2034451305663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3125117254.

The product of its (nonzero) digits is 777600, while the sum is 42.

Adding to 2034451305663 its reverse (3665031544302), we get a palindrome (5699482849965).

The spelling of 2034451305663 in words is "two trillion, thirty-four billion, four hundred fifty-one million, three hundred five thousand, six hundred sixty-three".