135111041542550 has 24 divisors (see below), whose sum is σ = 252358029079200. Its totient is φ = 53818289346080.

The previous prime is 135111041542501. The next prime is 135111041542559. The reversal of 135111041542550 is 55245140111531.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135111041542559) 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, 5653169705 + ... + 5653193604.

It is an arithmetic number, because the mean of its divisors is an integer number (10514917878300).

Almost surely, 2^{135111041542550} is an apocalyptic number.

135111041542550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

135111041542550 is a deficient number, since it is larger than the sum of its proper divisors (117246987536650).

135111041542550 is a wasteful number, since it uses less digits than its factorization.

135111041542550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11306363560 (or 11306363555 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 38.

The spelling of 135111041542550 in words is "one hundred thirty-five trillion, one hundred eleven billion, forty-one million, five hundred forty-two thousand, five hundred fifty".