1540504201552 has 20 divisors (see below), whose sum is σ = 2995273637440. Its totient is φ = 767530359648.

The previous prime is 1540504201543. The next prime is 1540504201559. The reversal of 1540504201552 is 2551024050451.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1540504201559) by changing a digit.

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, 170104152 + ... + 170113207.

It is an arithmetic number, because the mean of its divisors is an integer number (149763681872).

Almost surely, 2^{1540504201552} is an apocalyptic number.

It is an amenable number.

1540504201552 is a deficient number, since it is larger than the sum of its proper divisors (1454769435888).

1540504201552 is a wasteful number, since it uses less digits than its factorization.

1540504201552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 340217650 (or 340217644 counting only the distinct ones).

The product of its (nonzero) digits is 40000, while the sum is 34.

The spelling of 1540504201552 in words is "one trillion, five hundred forty billion, five hundred four million, two hundred one thousand, five hundred fifty-two".