1452450542540 has 24 divisors (see below), whose sum is σ = 3052660737840. Its totient is φ = 580501245888.

The previous prime is 1452450542527. The next prime is 1452450542563. The reversal of 1452450542540 is 452450542541.

It is a super-2 number, since 2×1452450542540² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29910830 + ... + 29959349.

It is an arithmetic number, because the mean of its divisors is an integer number (127194197410).

Almost surely, 2^{1452450542540} is an apocalyptic number.

1452450542540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1452450542540 is an abundant number, since it is smaller than the sum of its proper divisors (1600210195300).

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

1452450542540 is a wasteful number, since it uses less digits than its factorization.

1452450542540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59871401 (or 59871399 counting only the distinct ones).

The product of its (nonzero) digits is 640000, while the sum is 41.

Subtracting from 1452450542540 its reverse (452450542541), we obtain a palindrome (999999999999).

The spelling of 1452450542540 in words is "one trillion, four hundred fifty-two billion, four hundred fifty million, five hundred forty-two thousand, five hundred forty".