3427967215988 has 36 divisors (see below), whose sum is σ = 6998707048032. Its totient is φ = 1469128778040.

The previous prime is 3427967215979. The next prime is 3427967216029. The reversal of 3427967215988 is 8895127697243.

It is a super-2 number, since 2×3427967215988² (a number of 26 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (71) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 25427858 + ... + 25562313.

It is an arithmetic number, because the mean of its divisors is an integer number (194408529112).

Almost surely, 2^{3427967215988} is an apocalyptic number.

It is an amenable number.

3427967215988 is an abundant number, since it is smaller than the sum of its proper divisors (3570739832044).

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

3427967215988 is an frugal number, since it uses more digits than its factorization.

3427967215988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50990210 (or 50990180 counting only the distinct ones).

The product of its digits is 365783040, while the sum is 71.

The spelling of 3427967215988 in words is "three trillion, four hundred twenty-seven billion, nine hundred sixty-seven million, two hundred fifteen thousand, nine hundred eighty-eight".