1391546120352 has 48 divisors (see below), whose sum is σ = 3679087799520. Its totient is φ = 460511661312.

The previous prime is 1391546120323. The next prime is 1391546120353. The reversal of 1391546120352 is 2530216451931.

It is a tau number, because it is divible by the number of its divisors (48).

It is not an unprimeable number, because it can be changed into a prime (1391546120353) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52127923 + ... + 52154610.

It is an arithmetic number, because the mean of its divisors is an integer number (76647662490).

Almost surely, 2^{1391546120352} is an apocalyptic number.

1391546120352 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1391546120352 is an abundant number, since it is smaller than the sum of its proper divisors (2287541679168).

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

1391546120352 is a wasteful number, since it uses less digits than its factorization.

1391546120352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104282685 (or 104282677 counting only the distinct ones).

The product of its (nonzero) digits is 194400, while the sum is 42.

The spelling of 1391546120352 in words is "one trillion, three hundred ninety-one billion, five hundred forty-six million, one hundred twenty thousand, three hundred fifty-two".