15252454550012 has 6 divisors (see below), whose sum is σ = 26691795462528. Its totient is φ = 7626227275004.

The previous prime is 15252454549999. The next prime is 15252454550041. The reversal of 15252454550012 is 21005545425251.

It is a super-2 number, since 2×15252454550012² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1906556818748 + ... + 1906556818755.

It is an arithmetic number, because the mean of its divisors is an integer number (4448632577088).

Almost surely, 2^{15252454550012} is an apocalyptic number.

It is an amenable number.

15252454550012 is a deficient number, since it is larger than the sum of its proper divisors (11439340912516).

15252454550012 is a wasteful number, since it uses less digits than its factorization.

15252454550012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3813113637507 (or 3813113637505 counting only the distinct ones).

The product of its (nonzero) digits is 400000, while the sum is 41.

Adding to 15252454550012 its reverse (21005545425251), we get a palindrome (36257999975263).

The spelling of 15252454550012 in words is "fifteen trillion, two hundred fifty-two billion, four hundred fifty-four million, five hundred fifty thousand, twelve".