4621381145 has 8 divisors (see below), whose sum is σ = 5786773056. Its totient is φ = 3536361136.

The previous prime is 4621381129. The next prime is 4621381151. The reversal of 4621381145 is 5411831264.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4621381145 - 2⁴ = 4621381129 is a prime.

It is a super-2 number, since 2×4621381145² = 42714327374723022050, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20092847 + ... + 20093076.

It is an arithmetic number, because the mean of its divisors is an integer number (723346632).

Almost surely, 2^4621381145 is an apocalyptic number.

It is an amenable number.

4621381145 is a deficient number, since it is larger than the sum of its proper divisors (1165391911).

4621381145 is a wasteful number, since it uses less digits than its factorization.

4621381145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40185951.

The product of its digits is 23040, while the sum is 35.

The square root of 4621381145 is about 67980.7409859587. The cubic root of 4621381145 is about 1665.6762600846.

The spelling of 4621381145 in words is "four billion, six hundred twenty-one million, three hundred eighty-one thousand, one hundred forty-five".