137755383779 has 4 divisors (see below), whose sum is σ = 148351951776. Its totient is φ = 127158815784.

The previous prime is 137755383757. The next prime is 137755383817. The reversal of 137755383779 is 977383557731.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 137755383779 - 2¹⁶ = 137755318243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (137755383079) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5298283979 + ... + 5298284004.

It is an arithmetic number, because the mean of its divisors is an integer number (37087987944).

Almost surely, 2^137755383779 is an apocalyptic number.

137755383779 is a deficient number, since it is larger than the sum of its proper divisors (10596567997).

137755383779 is a wasteful number, since it uses less digits than its factorization.

137755383779 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10596567996.

The product of its digits is 116688600, while the sum is 65.

The spelling of 137755383779 in words is "one hundred thirty-seven billion, seven hundred fifty-five million, three hundred eighty-three thousand, seven hundred seventy-nine".