1538046399137 has 8 divisors (see below), whose sum is σ = 1570855967616. Its totient is φ = 1505240379792.

The previous prime is 1538046399121. The next prime is 1538046399181. The reversal of 1538046399137 is 7319936408351.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1538046399137 - 2⁴ = 1538046399121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1538046399037) 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 7 ways as a sum of consecutive naturals, for example, 2003 + ... + 1753880.

It is an arithmetic number, because the mean of its divisors is an integer number (196356995952).

Almost surely, 2^{1538046399137} is an apocalyptic number.

It is an amenable number.

1538046399137 is a deficient number, since it is larger than the sum of its proper divisors (32809568479).

1538046399137 is a wasteful number, since it uses less digits than its factorization.

1538046399137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1774567.

The product of its (nonzero) digits is 14696640, while the sum is 59.

The spelling of 1538046399137 in words is "one trillion, five hundred thirty-eight billion, forty-six million, three hundred ninety-nine thousand, one hundred thirty-seven".