253403050616 has 32 divisors (see below), whose sum is σ = 502083738000. Its totient is φ = 119565950976.

The previous prime is 253403050613. The next prime is 253403050639. The reversal of 253403050616 is 616050304352.

It is a super-2 number, since 2×253403050616² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (253403050613) 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, 3204371 + ... + 3282498.

Almost surely, 2^253403050616 is an apocalyptic number.

It is an amenable number.

253403050616 is a deficient number, since it is larger than the sum of its proper divisors (248680687384).

253403050616 is a wasteful number, since it uses less digits than its factorization.

253403050616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6487151 (or 6487147 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 35.

Adding to 253403050616 its reverse (616050304352), we get a palindrome (869453354968).

The spelling of 253403050616 in words is "two hundred fifty-three billion, four hundred three million, fifty thousand, six hundred sixteen".