20034532320 has 96 divisors (see below), whose sum is σ = 68845956480. Its totient is φ = 4856855040.

The previous prime is 20034532319. The next prime is 20034532361. The reversal of 20034532320 is 2323543002.

It is a tau number, because it is divible by the number of its divisors (96).

It is a super-2 number, since 2×20034532320² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1891930 + ... + 1902489.

It is an arithmetic number, because the mean of its divisors is an integer number (717145380).

Almost surely, 2^20034532320 is an apocalyptic number.

20034532320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20034532320 is an abundant number, since it is smaller than the sum of its proper divisors (48811424160).

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

20034532320 is a wasteful number, since it uses less digits than its factorization.

20034532320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3794448 (or 3794440 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 24.

The spelling of 20034532320 in words is "twenty billion, thirty-four million, five hundred thirty-two thousand, three hundred twenty".