1672351505 has 48 divisors (see below), whose sum is σ = 2307735360. Its totient is φ = 1153680000.

The previous prime is 1672351487. The next prime is 1672351529. The reversal of 1672351505 is 5051532761.

It is not a de Polignac number, because 1672351505 - 2⁸ = 1672351249 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6662630 + ... + 6662880.

It is an arithmetic number, because the mean of its divisors is an integer number (48077820).

Almost surely, 2^1672351505 is an apocalyptic number.

It is an amenable number.

1672351505 is a deficient number, since it is larger than the sum of its proper divisors (635383855).

1672351505 is a wasteful number, since it uses less digits than its factorization.

1672351505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 542 (or 519 counting only the distinct ones).

The product of its (nonzero) digits is 31500, while the sum is 35.

The square root of 1672351505 is about 40894.3945425287. The cubic root of 1672351505 is about 1186.9775959614.

The spelling of 1672351505 in words is "one billion, six hundred seventy-two million, three hundred fifty-one thousand, five hundred five".