30141442155 has 64 divisors (see below), whose sum is σ = 55205867520. Its totient is φ = 13900233600.

The previous prime is 30141442139. The next prime is 30141442169. The reversal of 30141442155 is 55124414103.

It is not a de Polignac number, because 30141442155 - 2⁴ = 30141442139 is a prime.

It is a super-2 number, since 2×30141442155² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 657120 + ... + 701490.

It is an arithmetic number, because the mean of its divisors is an integer number (862591680).

Almost surely, 2^30141442155 is an apocalyptic number.

30141442155 is a deficient number, since it is larger than the sum of its proper divisors (25064425365).

30141442155 is a wasteful number, since it uses less digits than its factorization.

30141442155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44592.

The product of its (nonzero) digits is 9600, while the sum is 30.

Adding to 30141442155 its reverse (55124414103), we get a palindrome (85265856258).

The spelling of 30141442155 in words is "thirty billion, one hundred forty-one million, four hundred forty-two thousand, one hundred fifty-five".