30515243226042 has 16 divisors (see below), whose sum is σ = 61250813121312. Its totient is φ = 10135026630480.

The previous prime is 30515243226019. The next prime is 30515243226053. The reversal of 30515243226042 is 24062234251503.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9180276084 + ... + 9180279407.

It is an arithmetic number, because the mean of its divisors is an integer number (3828175820082).

Almost surely, 2^{30515243226042} is an apocalyptic number.

30515243226042 is an abundant number, since it is smaller than the sum of its proper divisors (30735569895270).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

30515243226042 is a wasteful number, since it uses less digits than its factorization.

30515243226042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18360555773.

The product of its (nonzero) digits is 345600, while the sum is 39.

Adding to 30515243226042 its reverse (24062234251503), we get a palindrome (54577477477545).

The spelling of 30515243226042 in words is "thirty trillion, five hundred fifteen billion, two hundred forty-three million, two hundred twenty-six thousand, forty-two".