1532552121012 has 48 divisors (see below), whose sum is σ = 4106359756800. Its totient is φ = 439967115360.

The previous prime is 1532552120989. The next prime is 1532552121013. The reversal of 1532552121012 is 2101212552351.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1532552121013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 305530212 + ... + 305535227.

It is an arithmetic number, because the mean of its divisors is an integer number (85549161600).

Almost surely, 2^{1532552121012} is an apocalyptic number.

1532552121012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1532552121012 is an abundant number, since it is smaller than the sum of its proper divisors (2573807635788).

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

1532552121012 is a wasteful number, since it uses less digits than its factorization.

1532552121012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 611065476 (or 611065474 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 30.

Adding to 1532552121012 its reverse (2101212552351), we get a palindrome (3633764673363).

The spelling of 1532552121012 in words is "one trillion, five hundred thirty-two billion, five hundred fifty-two million, one hundred twenty-one thousand, twelve".