347697906752 has 84 divisors (see below), whose sum is σ = 813605253660. Its totient is φ = 146972012544.

The previous prime is 347697906749. The next prime is 347697906757. The reversal of 347697906752 is 257609796743.

It can be written as a sum of positive squares in 2 ways, for example, as 82497626176 + 265200280576 = 287224^2 + 514976^2 .

It is not an unprimeable number, because it can be changed into a prime (347697906757) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 530477 + ... + 988332.

Almost surely, 2^347697906752 is an apocalyptic number.

347697906752 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

347697906752 is an abundant number, since it is smaller than the sum of its proper divisors (465907346908).

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

347697906752 is a wasteful number, since it uses less digits than its factorization.

347697906752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1518908 (or 1518891 counting only the distinct ones).

The product of its (nonzero) digits is 120022560, while the sum is 65.

The spelling of 347697906752 in words is "three hundred forty-seven billion, six hundred ninety-seven million, nine hundred six thousand, seven hundred fifty-two".