135421505415222 has 32 divisors (see below), whose sum is σ = 292597205638752. Its totient is φ = 41536710219264.

The previous prime is 135421505415211. The next prime is 135421505415269. The reversal of 135421505415222 is 222514505124531.

It is a congruent number.

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, 2738418723 + ... + 2738468174.

It is an arithmetic number, because the mean of its divisors is an integer number (9143662676211).

Almost surely, 2^{135421505415222} is an apocalyptic number.

135421505415222 is an abundant number, since it is smaller than the sum of its proper divisors (157175700223530).

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

135421505415222 is a wasteful number, since it uses less digits than its factorization.

135421505415222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5476887232.

The product of its (nonzero) digits is 480000, while the sum is 42.

The spelling of 135421505415222 in words is "one hundred thirty-five trillion, four hundred twenty-one billion, five hundred five million, four hundred fifteen thousand, two hundred twenty-two".