4644556045031 has 4 divisors (see below), whose sum is σ = 5308064051472. Its totient is φ = 3981048038592.

The previous prime is 4644556044967. The next prime is 4644556045033. The reversal of 4644556045031 is 1305406554464.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4644556045031 - 2⁶ = 4644556044967 is a prime.

It is a super-2 number, since 2×4644556045031² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4644556045033) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 331754003210 + ... + 331754003223.

It is an arithmetic number, because the mean of its divisors is an integer number (1327016012868).

Almost surely, 2^{4644556045031} is an apocalyptic number.

4644556045031 is a deficient number, since it is larger than the sum of its proper divisors (663508006441).

4644556045031 is an equidigital number, since it uses as much as digits as its factorization.

4644556045031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 663508006440.

The product of its (nonzero) digits is 3456000, while the sum is 47.

The spelling of 4644556045031 in words is "four trillion, six hundred forty-four billion, five hundred fifty-six million, forty-five thousand, thirty-one".