4645545464551 has 4 divisors (see below), whose sum is σ = 4704349837600. Its totient is φ = 4586741091504.

The previous prime is 4645545464531. The next prime is 4645545464569. The reversal of 4645545464551 is 1554645455464.

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 4645545464551 - 2²⁵ = 4645511910119 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4645545464531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29402186406 + ... + 29402186563.

It is an arithmetic number, because the mean of its divisors is an integer number (1176087459400).

Almost surely, 2^{4645545464551} is an apocalyptic number.

4645545464551 is a deficient number, since it is larger than the sum of its proper divisors (58804373049).

4645545464551 is an equidigital number, since it uses as much as digits as its factorization.

4645545464551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58804373048.

The product of its digits is 115200000, while the sum is 58.

The spelling of 4645545464551 in words is "four trillion, six hundred forty-five billion, five hundred forty-five million, four hundred sixty-four thousand, five hundred fifty-one".