20425343702 has 16 divisors (see below), whose sum is σ = 32727339792. Its totient is φ = 9526863360.

The previous prime is 20425343693. The next prime is 20425343711. The reversal of 20425343702 is 20734352402.

It is an interprime number because it is at equal distance from previous prime (20425343693) and next prime (20425343711).

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, 2654324 + ... + 2662007.

It is an arithmetic number, because the mean of its divisors is an integer number (2045458737).

Almost surely, 2^20425343702 is an apocalyptic number.

20425343702 is a deficient number, since it is larger than the sum of its proper divisors (12301996090).

20425343702 is a wasteful number, since it uses less digits than its factorization.

20425343702 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5316463.

The product of its (nonzero) digits is 40320, while the sum is 32.

The spelling of 20425343702 in words is "twenty billion, four hundred twenty-five million, three hundred forty-three thousand, seven hundred two".