3155420330 has 8 divisors (see below), whose sum is σ = 5679756612. Its totient is φ = 1262168128.

The previous prime is 3155420321. The next prime is 3155420353. The reversal of 3155420330 is 330245513.

3155420330 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 3075478849 + 79941481 = 55457^2 + 8941^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 3155420330.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 157771007 + ... + 157771026.

Almost surely, 2^3155420330 is an apocalyptic number.

3155420330 is a deficient number, since it is larger than the sum of its proper divisors (2524336282).

3155420330 is a wasteful number, since it uses less digits than its factorization.

3155420330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 315542040.

The product of its (nonzero) digits is 5400, while the sum is 26.

The square root of 3155420330 is about 56173.1281842128. The cubic root of 3155420330 is about 1466.7375362335.

Adding to 3155420330 its reverse (330245513), we get a palindrome (3485665843).

The spelling of 3155420330 in words is "three billion, one hundred fifty-five million, four hundred twenty thousand, three hundred thirty".