4621145977 has 8 divisors (see below), whose sum is σ = 5282539136. Its totient is φ = 3960060192.

The previous prime is 4621145959. The next prime is 4621145981. The reversal of 4621145977 is 7795411264.

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 4621145977 - 2¹⁵ = 4621113209 is a prime.

It is a super-3 number, since 3×4621145977³ (a number of 30 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (4621145777) 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, 43668 + ... + 105589.

It is an arithmetic number, because the mean of its divisors is an integer number (660317392).

Almost surely, 2^4621145977 is an apocalyptic number.

It is an amenable number.

4621145977 is a deficient number, since it is larger than the sum of its proper divisors (661393159).

4621145977 is a wasteful number, since it uses less digits than its factorization.

4621145977 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153687.

The product of its digits is 423360, while the sum is 46.

The square root of 4621145977 is about 67979.0112976057. The cubic root of 4621145977 is about 1665.6480058761.

The spelling of 4621145977 in words is "four billion, six hundred twenty-one million, one hundred forty-five thousand, nine hundred seventy-seven".