20523337702 has 16 divisors (see below), whose sum is σ = 35194432032. Its totient is φ = 8792824320.

The previous prime is 20523337687. The next prime is 20523337717. The reversal of 20523337702 is 20773332502.

It is an interprime number because it is at equal distance from previous prime (20523337687) and next prime (20523337717).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 196603 + ... + 282310.

It is an arithmetic number, because the mean of its divisors is an integer number (2199652002).

Almost surely, 2^20523337702 is an apocalyptic number.

20523337702 is a deficient number, since it is larger than the sum of its proper divisors (14671094330).

20523337702 is a wasteful number, since it uses less digits than its factorization.

20523337702 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 481983.

The product of its (nonzero) digits is 52920, while the sum is 34.

The spelling of 20523337702 in words is "twenty billion, five hundred twenty-three million, three hundred thirty-seven thousand, seven hundred two".