135779662503 has 64 divisors (see below), whose sum is σ = 208990003200. Its totient is φ = 87033968640.

The previous prime is 135779662451. The next prime is 135779662519. The reversal of 135779662503 is 305266977531.

135779662503 is a `hidden beast` number, since 1 + 3 + 5 + 7 + 7 + 9 + 6 + 625 + 0 + 3 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-135779662503 is a prime.

It is a super-2 number, since 2×135779662503² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 135779662503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135779662573) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 127015053 + ... + 127016121.

It is an arithmetic number, because the mean of its divisors is an integer number (3265468800).

Almost surely, 2^135779662503 is an apocalyptic number.

135779662503 is a deficient number, since it is larger than the sum of its proper divisors (73210340697).

135779662503 is a wasteful number, since it uses less digits than its factorization.

135779662503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1949 (or 1943 counting only the distinct ones).

The product of its (nonzero) digits is 7144200, while the sum is 54.

The spelling of 135779662503 in words is "one hundred thirty-five billion, seven hundred seventy-nine million, six hundred sixty-two thousand, five hundred three".