30615262414142 has 24 divisors (see below), whose sum is σ = 53485104584664. Its totient is φ = 13104961143792.

The previous prime is 30615262414109. The next prime is 30615262414147. The reversal of 30615262414142 is 24141426251603.

It is a self number, because there is not a number n which added to its sum of digits gives 30615262414142.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30615262414147) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 188794793 + ... + 188956884.

It is an arithmetic number, because the mean of its divisors is an integer number (2228546024361).

Almost surely, 2^{30615262414142} is an apocalyptic number.

30615262414142 is a deficient number, since it is larger than the sum of its proper divisors (22869842170522).

30615262414142 is a wasteful number, since it uses less digits than its factorization.

30615262414142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 377752520 (or 377752513 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 41.

Adding to 30615262414142 its reverse (24141426251603), we get a palindrome (54756688665745).

The spelling of 30615262414142 in words is "thirty trillion, six hundred fifteen billion, two hundred sixty-two million, four hundred fourteen thousand, one hundred forty-two".