135462470749 has 16 divisors (see below), whose sum is σ = 142877473200. Its totient is φ = 128255145984.

The previous prime is 135462470729. The next prime is 135462470777. The reversal of 135462470749 is 947074264531.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 6737947225 + 128724523524 = 82085^2 + 358782^2 .

It is a cyclic number.

It is not a de Polignac number, because 135462470749 - 2¹³ = 135462462557 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 135462470696 and 135462470705.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135462470729) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 85719 + ... + 527515.

It is an arithmetic number, because the mean of its divisors is an integer number (8929842075).

Almost surely, 2^135462470749 is an apocalyptic number.

It is an amenable number.

135462470749 is a deficient number, since it is larger than the sum of its proper divisors (7415002451).

135462470749 is a wasteful number, since it uses less digits than its factorization.

135462470749 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 442032.

The product of its (nonzero) digits is 5080320, while the sum is 52.

The spelling of 135462470749 in words is "one hundred thirty-five billion, four hundred sixty-two million, four hundred seventy thousand, seven hundred forty-nine".