135954993502 has 16 divisors (see below), whose sum is σ = 212858376192. Its totient is φ = 65003847480.

The previous prime is 135954993463. The next prime is 135954993523. The reversal of 135954993502 is 205399459531.

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, 243774 + ... + 575617.

It is an arithmetic number, because the mean of its divisors is an integer number (13303648512).

Almost surely, 2^135954993502 is an apocalyptic number.

135954993502 is a deficient number, since it is larger than the sum of its proper divisors (76903382690).

135954993502 is a wasteful number, since it uses less digits than its factorization.

135954993502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 823023.

The product of its (nonzero) digits is 6561000, while the sum is 55.

The spelling of 135954993502 in words is "one hundred thirty-five billion, nine hundred fifty-four million, nine hundred ninety-three thousand, five hundred two".