30544240252245 has 32 divisors (see below), whose sum is σ = 48928397984640. Its totient is φ = 16271065094400.

The previous prime is 30544240252171. The next prime is 30544240252249. The reversal of 30544240252245 is 54225204244503.

It is not a de Polignac number, because 30544240252245 - 2¹⁹ = 30544239727957 is a prime.

It is a super-2 number, since 2×30544240252245² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 30544240252197 and 30544240252206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30544240252249) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 60249070 + ... + 60753920.

It is an arithmetic number, because the mean of its divisors is an integer number (1529012437020).

Almost surely, 2^{30544240252245} is an apocalyptic number.

It is an amenable number.

30544240252245 is a deficient number, since it is larger than the sum of its proper divisors (18384157732395).

30544240252245 is a wasteful number, since it uses less digits than its factorization.

30544240252245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 509605.

The product of its (nonzero) digits is 1536000, while the sum is 42.

Adding to 30544240252245 its reverse (54225204244503), we get a palindrome (84769444496748).

The spelling of 30544240252245 in words is "thirty trillion, five hundred forty-four billion, two hundred forty million, two hundred fifty-two thousand, two hundred forty-five".