1616172875 has 8 divisors (see below), whose sum is σ = 2016983904. Its totient is φ = 1292938200.

The previous prime is 1616172827. The next prime is 1616172893. The reversal of 1616172875 is 5782716161.

It is a de Polignac number, because none of the positive numbers 2^k-1616172875 is a prime.

It is a super-2 number, since 2×1616172875² = 5224029523771531250, 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, 6464567 + ... + 6464816.

It is an arithmetic number, because the mean of its divisors is an integer number (252122988).

Almost surely, 2^1616172875 is an apocalyptic number.

1616172875 is a deficient number, since it is larger than the sum of its proper divisors (400811029).

1616172875 is an equidigital number, since it uses as much as digits as its factorization.

1616172875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12929398 (or 12929388 counting only the distinct ones).

The product of its digits is 141120, while the sum is 44.

The square root of 1616172875 is about 40201.6526401590. The cubic root of 1616172875 is about 1173.5347058191.

The spelling of 1616172875 in words is "one billion, six hundred sixteen million, one hundred seventy-two thousand, eight hundred seventy-five".