20245230502 has 16 divisors (see below), whose sum is σ = 35513229312. Its totient is φ = 8474747400.

The previous prime is 20245230497. The next prime is 20245230557. The reversal of 20245230502 is 20503254202.

It is a happy number.

It is a super-2 number, since 2×20245230502² (a number of 21 digits) contains 22 as substring.

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, 16814374 + ... + 16815577.

It is an arithmetic number, because the mean of its divisors is an integer number (2219576832).

Almost surely, 2^20245230502 is an apocalyptic number.

20245230502 is a deficient number, since it is larger than the sum of its proper divisors (15267998810).

20245230502 is a wasteful number, since it uses less digits than its factorization.

20245230502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33630003.

The product of its (nonzero) digits is 4800, while the sum is 25.

Adding to 20245230502 its reverse (20503254202), we get a palindrome (40748484704).

The spelling of 20245230502 in words is "twenty billion, two hundred forty-five million, two hundred thirty thousand, five hundred two".