1541749820152 has 8 divisors (see below), whose sum is σ = 2890780912800. Its totient is φ = 770874910072.

The previous prime is 1541749820123. The next prime is 1541749820159. The reversal of 1541749820152 is 2510289471451.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 1541749820096 and 1541749820105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1541749820159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 96359363752 + ... + 96359363767.

It is an arithmetic number, because the mean of its divisors is an integer number (361347614100).

Almost surely, 2^{1541749820152} is an apocalyptic number.

It is an amenable number.

1541749820152 is a deficient number, since it is larger than the sum of its proper divisors (1349031092648).

1541749820152 is a wasteful number, since it uses less digits than its factorization.

1541749820152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192718727525 (or 192718727521 counting only the distinct ones).

The product of its (nonzero) digits is 806400, while the sum is 49.

The spelling of 1541749820152 in words is "one trillion, five hundred forty-one billion, seven hundred forty-nine million, eight hundred twenty thousand, one hundred fifty-two".