1541540102242 has 32 divisors (see below), whose sum is σ = 2646867135744. Its totient is φ = 659603736000.

The previous prime is 1541540102233. The next prime is 1541540102281. The reversal of 1541540102242 is 2422010451451.

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, 50791992 + ... + 50822332.

It is an arithmetic number, because the mean of its divisors is an integer number (82714597992).

Almost surely, 2^{1541540102242} is an apocalyptic number.

1541540102242 is a deficient number, since it is larger than the sum of its proper divisors (1105327033502).

1541540102242 is a wasteful number, since it uses less digits than its factorization.

1541540102242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36034.

The product of its (nonzero) digits is 12800, while the sum is 31.

Adding to 1541540102242 its reverse (2422010451451), we get a palindrome (3963550553693).

The spelling of 1541540102242 in words is "one trillion, five hundred forty-one billion, five hundred forty million, one hundred two thousand, two hundred forty-two".