1672027025556 has 12 divisors (see below), whose sum is σ = 3901396392992. Its totient is φ = 557342341848.

The previous prime is 1672027025477. The next prime is 1672027025563. The reversal of 1672027025556 is 6555207202761.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 69667792720 + ... + 69667792743.

Almost surely, 2^{1672027025556} is an apocalyptic number.

It is an amenable number.

1672027025556 is an abundant number, since it is smaller than the sum of its proper divisors (2229369367436).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1672027025556 is a wasteful number, since it uses less digits than its factorization.

1672027025556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139335585470 (or 139335585468 counting only the distinct ones).

The product of its (nonzero) digits is 1764000, while the sum is 48.

The spelling of 1672027025556 in words is "one trillion, six hundred seventy-two billion, twenty-seven million, twenty-five thousand, five hundred fifty-six".