1540455050532 has 48 divisors (see below), whose sum is σ = 3648496243392. Its totient is φ = 505793003520.

The previous prime is 1540455050509. The next prime is 1540455050543. The reversal of 1540455050532 is 2350505540451.

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 15 ways as a sum of consecutive naturals, for example, 1959069 + ... + 2630372.

It is an arithmetic number, because the mean of its divisors is an integer number (76010338404).

Almost surely, 2^{1540455050532} is an apocalyptic number.

1540455050532 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1540455050532 is an abundant number, since it is smaller than the sum of its proper divisors (2108041192860).

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

1540455050532 is a wasteful number, since it uses less digits than its factorization.

1540455050532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4589868 (or 4589866 counting only the distinct ones).

The product of its (nonzero) digits is 300000, while the sum is 39.

The spelling of 1540455050532 in words is "one trillion, five hundred forty billion, four hundred fifty-five million, fifty thousand, five hundred thirty-two".