135505315412 has 24 divisors (see below), whose sum is σ = 237745452840. Its totient is φ = 67578255360.

The previous prime is 135505315411. The next prime is 135505315423. The reversal of 135505315412 is 214513505531.

It can be written as a sum of positive squares in 4 ways, for example, as 6835320976 + 128669994436 = 82676^2 + 358706^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135505315411) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2612612 + ... + 2663972.

It is an arithmetic number, because the mean of its divisors is an integer number (9906060535).

Almost surely, 2^135505315412 is an apocalyptic number.

It is an amenable number.

135505315412 is a deficient number, since it is larger than the sum of its proper divisors (102240137428).

135505315412 is a wasteful number, since it uses less digits than its factorization.

135505315412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53051 (or 53049 counting only the distinct ones).

The product of its (nonzero) digits is 45000, while the sum is 35.

The spelling of 135505315412 in words is "one hundred thirty-five billion, five hundred five million, three hundred fifteen thousand, four hundred twelve".