135630388050638 has 64 divisors (see below), whose sum is σ = 228798955832832. Its totient is φ = 59830402304640.

The previous prime is 135630388050623. The next prime is 135630388050673. The reversal of 135630388050638 is 836050883036531.

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, 5215938545 + ... + 5215964547.

It is an arithmetic number, because the mean of its divisors is an integer number (3574983684888).

Almost surely, 2^{135630388050638} is an apocalyptic number.

135630388050638 is a deficient number, since it is larger than the sum of its proper divisors (93168567782194).

135630388050638 is a wasteful number, since it uses less digits than its factorization.

135630388050638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32489.

The product of its (nonzero) digits is 37324800, while the sum is 59.

The spelling of 135630388050638 in words is "one hundred thirty-five trillion, six hundred thirty billion, three hundred eighty-eight million, fifty thousand, six hundred thirty-eight".