1021414540452 has 48 divisors (see below), whose sum is σ = 2407172722752. Its totient is φ = 337061980800.

The previous prime is 1021414540441. The next prime is 1021414540453. The reversal of 1021414540452 is 2540454141201.

It is not an unprimeable number, because it can be changed into a prime (1021414540453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11753103 + ... + 11839689.

It is an arithmetic number, because the mean of its divisors is an integer number (50149431724).

Almost surely, 2^{1021414540452} is an apocalyptic number.

1021414540452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1021414540452 is an abundant number, since it is smaller than the sum of its proper divisors (1385758182300).

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

1021414540452 is a wasteful number, since it uses less digits than its factorization.

1021414540452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96428 (or 96426 counting only the distinct ones).

The product of its (nonzero) digits is 25600, while the sum is 33.

Adding to 1021414540452 its reverse (2540454141201), we get a palindrome (3561868681653).

The spelling of 1021414540452 in words is "one trillion, twenty-one billion, four hundred fourteen million, five hundred forty thousand, four hundred fifty-two".