30054140477 has 2 divisors, whose sum is σ = 30054140478. Its totient is φ = 30054140476.

The previous prime is 30054140453. The next prime is 30054140483. The reversal of 30054140477 is 77404145003.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 25749337156 + 4304803321 = 160466^2 + 65611^2 .

It is a cyclic number.

It is not a de Polignac number, because 30054140477 - 2¹⁸ = 30053878333 is a prime.

It is a super-2 number, since 2×30054140477² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30054140407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15027070238 + 15027070239.

It is an arithmetic number, because the mean of its divisors is an integer number (15027070239).

Almost surely, 2^30054140477 is an apocalyptic number.

It is an amenable number.

30054140477 is a deficient number, since it is larger than the sum of its proper divisors (1).

30054140477 is an equidigital number, since it uses as much as digits as its factorization.

30054140477 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 47040, while the sum is 35.

The spelling of 30054140477 in words is "thirty billion, fifty-four million, one hundred forty thousand, four hundred seventy-seven".