4645621051 has 8 divisors (see below), whose sum is σ = 4720617824. Its totient is φ = 4571199360.

The previous prime is 4645621037. The next prime is 4645621063. The reversal of 4645621051 is 1501265464.

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 4645621051 - 2¹¹ = 4645619003 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4645620998 and 4645621016.

It is not an unprimeable number, because it can be changed into a prime (4645621151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 127470 + ... + 159811.

It is an arithmetic number, because the mean of its divisors is an integer number (590077228).

Almost surely, 2^4645621051 is an apocalyptic number.

4645621051 is a deficient number, since it is larger than the sum of its proper divisors (74996773).

4645621051 is a wasteful number, since it uses less digits than its factorization.

4645621051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 287541.

The product of its (nonzero) digits is 28800, while the sum is 34.

The square root of 4645621051 is about 68158.7929103795. The cubic root of 4645621051 is about 1668.5834319925.

The spelling of 4645621051 in words is "four billion, six hundred forty-five million, six hundred twenty-one thousand, fifty-one".