77122040501127 has 8 divisors (see below), whose sum is σ = 103007601180016. Its totient is φ = 51325586744832.

The previous prime is 77122040501081. The next prime is 77122040501137. The reversal of 77122040501127 is 72110504022177.

It is a happy number.

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

It is not a de Polignac number, because 77122040501127 - 2⁶ = 77122040501063 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 (77122040501137) 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, 22276728628 + ... + 22276732089.

It is an arithmetic number, because the mean of its divisors is an integer number (12875950147502).

Almost surely, 2^{77122040501127} is an apocalyptic number.

77122040501127 is a deficient number, since it is larger than the sum of its proper divisors (25885560678889).

77122040501127 is a wasteful number, since it uses less digits than its factorization.

77122040501127 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44553461297.

The product of its (nonzero) digits is 54880, while the sum is 39.

The spelling of 77122040501127 in words is "seventy-seven trillion, one hundred twenty-two billion, forty million, five hundred one thousand, one hundred twenty-seven".