30242525155455 has 16 divisors (see below), whose sum is σ = 48388114783584. Its totient is φ = 16129321904640.

The previous prime is 30242525155397. The next prime is 30242525155603. The reversal of 30242525155455 is 55455152524203.

It is not a de Polignac number, because 30242525155455 - 2²¹ = 30242523058303 is a prime.

It is a super-2 number, since 2×30242525155455² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12773547 + ... + 14954883.

It is an arithmetic number, because the mean of its divisors is an integer number (3024257173974).

Almost surely, 2^{30242525155455} is an apocalyptic number.

30242525155455 is a deficient number, since it is larger than the sum of its proper divisors (18145589628129).

30242525155455 is a wasteful number, since it uses less digits than its factorization.

30242525155455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3105626.

The product of its (nonzero) digits is 6000000, while the sum is 48.

Adding to 30242525155455 its reverse (55455152524203), we get a palindrome (85697677679658).

The spelling of 30242525155455 in words is "thirty trillion, two hundred forty-two billion, five hundred twenty-five million, one hundred fifty-five thousand, four hundred fifty-five".