1540025341552 has 20 divisors (see below), whose sum is σ = 2985023548696. Its totient is φ = 769696683840.

The previous prime is 1540025341537. The next prime is 1540025341597. The reversal of 1540025341552 is 2551435200451.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 19708974 + ... + 19786957.

Almost surely, 2^{1540025341552} is an apocalyptic number.

It is an amenable number.

1540025341552 is a deficient number, since it is larger than the sum of its proper divisors (1444998207144).

1540025341552 is a wasteful number, since it uses less digits than its factorization.

1540025341552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39498376 (or 39498370 counting only the distinct ones).

The product of its (nonzero) digits is 120000, while the sum is 37.

The spelling of 1540025341552 in words is "one trillion, five hundred forty billion, twenty-five million, three hundred forty-one thousand, five hundred fifty-two".