48156742777609 has 2 divisors, whose sum is σ = 48156742777610. Its totient is φ = 48156742777608.

The previous prime is 48156742777547. The next prime is 48156742777681. The reversal of 48156742777609 is 90677724765184.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 34937497532025 + 13219245245584 = 5910795^2 + 3635828^2 .

It is a cyclic number.

It is not a de Polignac number, because 48156742777609 - 2³³ = 48148152843017 is a prime.

It is not a weakly prime, because it can be changed into another prime (48156742771609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24078371388804 + 24078371388805.

It is an arithmetic number, because the mean of its divisors is an integer number (24078371388805).

Almost surely, 2^{48156742777609} is an apocalyptic number.

It is an amenable number.

48156742777609 is a deficient number, since it is larger than the sum of its proper divisors (1).

48156742777609 is an equidigital number, since it uses as much as digits as its factorization.

48156742777609 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 995742720, while the sum is 73.

The spelling of 48156742777609 in words is "forty-eight trillion, one hundred fifty-six billion, seven hundred forty-two million, seven hundred seventy-seven thousand, six hundred nine".