348989801391 has 48 divisors (see below), whose sum is σ = 630099924480. Its totient is φ = 180827213760.

The previous prime is 348989801359. The next prime is 348989801401. The reversal of 348989801391 is 193108989843.

348989801391 is a `hidden beast` number, since 348 + 9 + 89 + 80 + 139 + 1 = 666.

It is not a de Polignac number, because 348989801391 - 2⁵ = 348989801359 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (348989851391) 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 47 ways as a sum of consecutive naturals, for example, 377715 + ... + 916868.

It is an arithmetic number, because the mean of its divisors is an integer number (13127081760).

Almost surely, 2^348989801391 is an apocalyptic number.

348989801391 is a deficient number, since it is larger than the sum of its proper divisors (281110123089).

348989801391 is a wasteful number, since it uses less digits than its factorization.

348989801391 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1294996 (or 1294993 counting only the distinct ones).

The product of its (nonzero) digits is 13436928, while the sum is 63.

The spelling of 348989801391 in words is "three hundred forty-eight billion, nine hundred eighty-nine million, eight hundred one thousand, three hundred ninety-one".