30453256053 has 24 divisors (see below), whose sum is σ = 50073341760. Its totient is φ = 17654060160.

The previous prime is 30453256049. The next prime is 30453256103. The reversal of 30453256053 is 35065235403.

30453256053 is a `hidden beast` number, since 3 + 0 + 45 + 3 + 2 + 5 + 605 + 3 = 666.

It is not a de Polignac number, because 30453256053 - 2² = 30453256049 is a prime.

It is a super-2 number, since 2×30453256053² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 30453255999 and 30453256017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30453256013) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6684868 + ... + 6689421.

It is an arithmetic number, because the mean of its divisors is an integer number (2086389240).

Almost surely, 2^30453256053 is an apocalyptic number.

30453256053 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

It is an amenable number.

30453256053 is a deficient number, since it is larger than the sum of its proper divisors (19620085707).

30453256053 is a wasteful number, since it uses less digits than its factorization.

30453256053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13374329 (or 13374326 counting only the distinct ones).

The product of its (nonzero) digits is 162000, while the sum is 36.

The spelling of 30453256053 in words is "thirty billion, four hundred fifty-three million, two hundred fifty-six thousand, fifty-three".