245542002124 has 6 divisors (see below), whose sum is σ = 429698503724. Its totient is φ = 122771001060.

The previous prime is 245542002071. The next prime is 245542002127. The reversal of 245542002124 is 421200245542.

245542002124 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×245542002124² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (245542002127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30692750262 + ... + 30692750269.

Almost surely, 2^245542002124 is an apocalyptic number.

It is an amenable number.

245542002124 is a deficient number, since it is larger than the sum of its proper divisors (184156501600).

245542002124 is a wasteful number, since it uses less digits than its factorization.

245542002124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61385500535 (or 61385500533 counting only the distinct ones).

The product of its (nonzero) digits is 25600, while the sum is 31.

Adding to 245542002124 its reverse (421200245542), we get a palindrome (666742247666).

The spelling of 245542002124 in words is "two hundred forty-five billion, five hundred forty-two million, two thousand, one hundred twenty-four".