1625135504532 has 24 divisors (see below), whose sum is σ = 3805477452672. Its totient is φ = 539784033600.

The previous prime is 1625135504513. The next prime is 1625135504557. The reversal of 1625135504532 is 2354055315261.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 240971644 + ... + 240978387.

It is an arithmetic number, because the mean of its divisors is an integer number (158561560528).

Almost surely, 2^{1625135504532} is an apocalyptic number.

1625135504532 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1625135504532 is an abundant number, since it is smaller than the sum of its proper divisors (2180341948140).

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

1625135504532 is a wasteful number, since it uses less digits than its factorization.

1625135504532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 481950319 (or 481950317 counting only the distinct ones).

The product of its (nonzero) digits is 540000, while the sum is 42.

The spelling of 1625135504532 in words is "one trillion, six hundred twenty-five billion, one hundred thirty-five million, five hundred four thousand, five hundred thirty-two".