135145236561510 has 64 divisors (see below), whose sum is σ = 371023221768192. Its totient is φ = 30862077757056.

The previous prime is 135145236561509. The next prime is 135145236561527. The reversal of 135145236561510 is 15165632541531.

It is a self number, because there is not a number n which added to its sum of digits gives 135145236561510.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 294166054 + ... + 294625113.

It is an arithmetic number, because the mean of its divisors is an integer number (5797237840128).

Almost surely, 2^{135145236561510} is an apocalyptic number.

135145236561510 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

135145236561510 is an abundant number, since it is smaller than the sum of its proper divisors (235877985206682).

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

135145236561510 is a wasteful number, since it uses less digits than its factorization.

135145236561510 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 588792277.

The product of its (nonzero) digits is 1620000, while the sum is 48.

The spelling of 135145236561510 in words is "one hundred thirty-five trillion, one hundred forty-five billion, two hundred thirty-six million, five hundred sixty-one thousand, five hundred ten".