20004057070 has 16 divisors (see below), whose sum is σ = 36009680400. Its totient is φ = 8001094464.

The previous prime is 20004057061. The next prime is 20004057079. The reversal of 20004057070 is 7075040002.

It is an interprime number because it is at equal distance from previous prime (20004057061) and next prime (20004057079).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20004057079) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 117169 + ... + 231811.

It is an arithmetic number, because the mean of its divisors is an integer number (2250605025).

Almost surely, 2^20004057070 is an apocalyptic number.

20004057070 is a deficient number, since it is larger than the sum of its proper divisors (16005623330).

20004057070 is a wasteful number, since it uses less digits than its factorization.

20004057070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132099.

The product of its (nonzero) digits is 1960, while the sum is 25.

Adding to 20004057070 its reverse (7075040002), we get a palindrome (27079097072).

The spelling of 20004057070 in words is "twenty billion, four million, fifty-seven thousand, seventy".