3201669623070 has 320 divisors, whose sum is σ = 9544524295680. Its totient is φ = 766436090112.

The previous prime is 3201669623023. The next prime is 3201669623077. The reversal of 3201669623070 is 703269661023.

3201669623070 is a `hidden beast` number, since 3 + 2 + 0 + 16 + 6 + 9 + 623 + 0 + 7 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3201669623077) by changing a digit.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 37832524 + ... + 37917056.

It is an arithmetic number, because the mean of its divisors is an integer number (29826638424).

Almost surely, 2^{3201669623070} is an apocalyptic number.

3201669623070 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 3201669623070, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4772262147840).

3201669623070 is an abundant number, since it is smaller than the sum of its proper divisors (6342854672610).

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

3201669623070 is a wasteful number, since it uses less digits than its factorization.

3201669623070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84701 (or 84692 counting only the distinct ones).

The product of its (nonzero) digits is 489888, while the sum is 45.

The spelling of 3201669623070 in words is "three trillion, two hundred one billion, six hundred sixty-nine million, six hundred twenty-three thousand, seventy".