72377503765109 has 8 divisors (see below), whose sum is σ = 77933902360320. Its totient is φ = 66965427211456.

The previous prime is 72377503765081. The next prime is 72377503765117. The reversal of 72377503765109 is 90156730577327.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-72377503765109 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72377503765409) 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, 36080509349 + ... + 36080511354.

It is an arithmetic number, because the mean of its divisors is an integer number (9741737795040).

Almost surely, 2^{72377503765109} is an apocalyptic number.

It is an amenable number.

72377503765109 is a deficient number, since it is larger than the sum of its proper divisors (5556398595211).

72377503765109 is a wasteful number, since it uses less digits than its factorization.

72377503765109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72161020779.

The product of its (nonzero) digits is 58344300, while the sum is 62.

The spelling of 72377503765109 in words is "seventy-two trillion, three hundred seventy-seven billion, five hundred three million, seven hundred sixty-five thousand, one hundred nine".