20416135036 has 24 divisors (see below), whose sum is σ = 38985332400. Its totient is φ = 9277900800.

The previous prime is 20416135027. The next prime is 20416135039. The reversal of 20416135036 is 63053161402.

It is a junction number, because it is equal to n+sod(n) for n = 20416134989 and 20416135007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20416135039) 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, 145390 + ... + 248938.

It is an arithmetic number, because the mean of its divisors is an integer number (1624388850).

Almost surely, 2^20416135036 is an apocalyptic number.

It is an amenable number.

20416135036 is a deficient number, since it is larger than the sum of its proper divisors (18569197364).

20416135036 is a wasteful number, since it uses less digits than its factorization.

20416135036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108045 (or 108043 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 31.

Adding to 20416135036 its reverse (63053161402), we get a palindrome (83469296438).

The spelling of 20416135036 in words is "twenty billion, four hundred sixteen million, one hundred thirty-five thousand, thirty-six".