135623204510 has 16 divisors (see below), whose sum is σ = 244210044096. Its totient is φ = 54229664928.

The previous prime is 135623204491. The next prime is 135623204533. The reversal of 135623204510 is 15402326531.

It is a happy number.

It is a super-2 number, since 2×135623204510² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2423057 + ... + 2478396.

It is an arithmetic number, because the mean of its divisors is an integer number (15263127756).

Almost surely, 2^135623204510 is an apocalyptic number.

135623204510 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

135623204510 is a deficient number, since it is larger than the sum of its proper divisors (108586839586).

135623204510 is a wasteful number, since it uses less digits than its factorization.

135623204510 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4904227.

The product of its (nonzero) digits is 21600, while the sum is 32.

The spelling of 135623204510 in words is "one hundred thirty-five billion, six hundred twenty-three million, two hundred four thousand, five hundred ten".