135217020476 has 24 divisors (see below), whose sum is σ = 238553274960. Its totient is φ = 67059449600.

The previous prime is 135217020473. The next prime is 135217020541. The reversal of 135217020476 is 674020712531.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135217020473) 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, 1021796 + ... + 1146516.

It is an arithmetic number, because the mean of its divisors is an integer number (9939719790).

Almost surely, 2^135217020476 is an apocalyptic number.

It is an amenable number.

135217020476 is a deficient number, since it is larger than the sum of its proper divisors (103336254484).

135217020476 is a wasteful number, since it uses less digits than its factorization.

135217020476 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126925 (or 126923 counting only the distinct ones).

The product of its (nonzero) digits is 70560, while the sum is 38.

The spelling of 135217020476 in words is "one hundred thirty-five billion, two hundred seventeen million, twenty thousand, four hundred seventy-six".