3646512913953 has 48 divisors (see below), whose sum is σ = 6146758685760. Its totient is φ = 1905789078144.

The previous prime is 3646512913943. The next prime is 3646512914021. The reversal of 3646512913953 is 3593192156463.

It is not a de Polignac number, because 3646512913953 - 2⁴ = 3646512913937 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3646512913893 and 3646512913902.

It is not an unprimeable number, because it can be changed into a prime (3646512913943) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8544775 + ... + 8961372.

It is an arithmetic number, because the mean of its divisors is an integer number (128057472620).

Almost surely, 2^{3646512913953} is an apocalyptic number.

It is an amenable number.

3646512913953 is a deficient number, since it is larger than the sum of its proper divisors (2500245771807).

3646512913953 is a wasteful number, since it uses less digits than its factorization.

3646512913953 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17506286 (or 17506279 counting only the distinct ones).

The product of its digits is 15746400, while the sum is 57.

The spelling of 3646512913953 in words is "three trillion, six hundred forty-six billion, five hundred twelve million, nine hundred thirteen thousand, nine hundred fifty-three".