67255751900557 has 8 divisors (see below), whose sum is σ = 73395237367872. Its totient is φ = 61120487467200.

The previous prime is 67255751900549. The next prime is 67255751900563. The reversal of 67255751900557 is 75500915755276.

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

It is a cyclic number.

It is not a de Polignac number, because 67255751900557 - 2³ = 67255751900549 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 (67255751901557) 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, 1055225169 + ... + 1055288902.

It is an arithmetic number, because the mean of its divisors is an integer number (9174404670984).

Almost surely, 2^{67255751900557} is an apocalyptic number.

It is an amenable number.

67255751900557 is a deficient number, since it is larger than the sum of its proper divisors (6139485467315).

67255751900557 is a wasteful number, since it uses less digits than its factorization.

67255751900557 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2110516979.

The product of its (nonzero) digits is 115762500, while the sum is 64.

The spelling of 67255751900557 in words is "sixty-seven trillion, two hundred fifty-five billion, seven hundred fifty-one million, nine hundred thousand, five hundred fifty-seven".