20347335000 has 160 divisors (see below), whose sum is σ = 70628329200. Its totient is φ = 5425920000.

The previous prime is 20347334981. The next prime is 20347335017. The reversal of 20347335000 is 53374302.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 59640 + ... + 210360.

Almost surely, 2^20347335000 is an apocalyptic number.

20347335000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20347335000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (35314164600).

20347335000 is an abundant number, since it is smaller than the sum of its proper divisors (50280994200).

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

20347335000 is a wasteful number, since it uses less digits than its factorization.

20347335000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150756 (or 150731 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 27.

The spelling of 20347335000 in words is "twenty billion, three hundred forty-seven million, three hundred thirty-five thousand".