4618782901 has 4 divisors (see below), whose sum is σ = 4619180704. Its totient is φ = 4618385100.

The previous prime is 4618782877. The next prime is 4618782911. The reversal of 4618782901 is 1092878164.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4618782901 - 2⁵ = 4618782869 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 (4618782911) 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, 180945 + ... + 204886.

It is an arithmetic number, because the mean of its divisors is an integer number (1154795176).

Almost surely, 2^4618782901 is an apocalyptic number.

It is an amenable number.

4618782901 is a deficient number, since it is larger than the sum of its proper divisors (397803).

4618782901 is a wasteful number, since it uses less digits than its factorization.

4618782901 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 397802.

The product of its (nonzero) digits is 193536, while the sum is 46.

The square root of 4618782901 is about 67961.6281514797. The cubic root of 4618782901 is about 1665.3640413968.

The spelling of 4618782901 in words is "four billion, six hundred eighteen million, seven hundred eighty-two thousand, nine hundred one".