20049870600 has 384 divisors, whose sum is σ = 70747852800. Its totient is φ = 5217696000.

The previous prime is 20049870559. The next prime is 20049870637. The reversal of 20049870600 is 607894002.

20049870600 is a `hidden beast` number, since 2 + 0 + 0 + 49 + 8 + 7 + 0 + 600 = 666.

It is a super-2 number, since 2×20049870600² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 54631617 + ... + 54631983.

It is an arithmetic number, because the mean of its divisors is an integer number (184239200).

Almost surely, 2^20049870600 is an apocalyptic number.

20049870600 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 20049870600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (35373926400).

20049870600 is an abundant number, since it is smaller than the sum of its proper divisors (50697982200).

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

20049870600 is a wasteful number, since it uses less digits than its factorization.

20049870600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 610 (or 595 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The spelling of 20049870600 in words is "twenty billion, forty-nine million, eight hundred seventy thousand, six hundred".