12501052523554 has 32 divisors (see below), whose sum is σ = 21523410529920. Its totient is φ = 5334337510272.

The previous prime is 12501052523537. The next prime is 12501052523581. The reversal of 12501052523554 is 45532525010521.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 75507637 + ... + 75673015.

It is an arithmetic number, because the mean of its divisors is an integer number (672606579060).

Almost surely, 2^{12501052523554} is an apocalyptic number.

12501052523554 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

12501052523554 is a deficient number, since it is larger than the sum of its proper divisors (9022358006366).

12501052523554 is a wasteful number, since it uses less digits than its factorization.

12501052523554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188794.

The product of its (nonzero) digits is 300000, while the sum is 40.

The spelling of 12501052523554 in words is "twelve trillion, five hundred one billion, fifty-two million, five hundred twenty-three thousand, five hundred fifty-four".