1655504242 has 8 divisors (see below), whose sum is σ = 2838007296. Its totient is φ = 709501812.

The previous prime is 1655504239. The next prime is 1655504269. The reversal of 1655504242 is 2424055561.

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

It is a junction number, because it is equal to n+sod(n) for n = 1655504198 and 1655504207.

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, 59125138 + ... + 59125165.

It is an arithmetic number, because the mean of its divisors is an integer number (354750912).

Almost surely, 2^1655504242 is an apocalyptic number.

1655504242 is a deficient number, since it is larger than the sum of its proper divisors (1182503054).

1655504242 is a wasteful number, since it uses less digits than its factorization.

1655504242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118250312.

The product of its (nonzero) digits is 48000, while the sum is 34.

The square root of 1655504242 is about 40687.8881486862. Note that the first 3 decimals coincide. The cubic root of 1655504242 is about 1182.9782666682.

The spelling of 1655504242 in words is "one billion, six hundred fifty-five million, five hundred four thousand, two hundred forty-two".