4155573494 has 4 divisors (see below), whose sum is σ = 6233360244. Its totient is φ = 2077786746.

The previous prime is 4155573481. The next prime is 4155573503. The reversal of 4155573494 is 4943755514.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1038893372 + ... + 1038893375.

It is an arithmetic number, because the mean of its divisors is an integer number (1558340061).

Almost surely, 2^4155573494 is an apocalyptic number.

4155573494 is a deficient number, since it is larger than the sum of its proper divisors (2077786750).

4155573494 is a wasteful number, since it uses less digits than its factorization.

4155573494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2077786749.

The product of its digits is 1512000, while the sum is 47.

The square root of 4155573494 is about 64463.7378221276. The cubic root of 4155573494 is about 1607.7196597471.

The spelling of 4155573494 in words is "four billion, one hundred fifty-five million, five hundred seventy-three thousand, four hundred ninety-four".