1625241727616 has 64 divisors (see below), whose sum is σ = 3487071184800. Its totient is φ = 750063283200.

The previous prime is 1625241727583. The next prime is 1625241727657. The reversal of 1625241727616 is 6167271425261.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (64).

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, 46659455 + ... + 46694273.

Almost surely, 2^{1625241727616} is an apocalyptic number.

1625241727616 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1625241727616 is an abundant number, since it is smaller than the sum of its proper divisors (1861829457184).

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

1625241727616 is a wasteful number, since it uses less digits than its factorization.

1625241727616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62897 (or 62885 counting only the distinct ones).

The product of its digits is 1693440, while the sum is 50.

The spelling of 1625241727616 in words is "one trillion, six hundred twenty-five billion, two hundred forty-one million, seven hundred twenty-seven thousand, six hundred sixteen".