1532454505420 has 24 divisors (see below), whose sum is σ = 3218204730384. Its totient is φ = 612972227136.

The previous prime is 1532454505409. The next prime is 1532454505459. The reversal of 1532454505420 is 245054542351.

It is a super-2 number, since 2×1532454505420² (a number of 25 digits) contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 792834 + ... + 1921846.

It is an arithmetic number, because the mean of its divisors is an integer number (134091863766).

Almost surely, 2^{1532454505420} is an apocalyptic number.

1532454505420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1532454505420 is an abundant number, since it is smaller than the sum of its proper divisors (1685750224964).

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

1532454505420 is a wasteful number, since it uses less digits than its factorization.

1532454505420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1196889 (or 1196887 counting only the distinct ones).

The product of its (nonzero) digits is 480000, while the sum is 40.

The spelling of 1532454505420 in words is "one trillion, five hundred thirty-two billion, four hundred fifty-four million, five hundred five thousand, four hundred twenty".