30554035134545 has 24 divisors (see below), whose sum is σ = 42037587934776. Its totient is φ = 21235745676288.

The previous prime is 30554035134433. The next prime is 30554035134547. The reversal of 30554035134545 is 54543153045503.

It can be written as a sum of positive squares in 12 ways, for example, as 19159170740161 + 11394864394384 = 4377119^2 + 3375628^2 .

It is not a de Polignac number, because 30554035134545 - 2¹⁶ = 30554035069009 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 30554035134545.

It is not an unprimeable number, because it can be changed into a prime (30554035134547) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1063474502 + ... + 1063503231.

It is an arithmetic number, because the mean of its divisors is an integer number (1751566163949).

Almost surely, 2^{30554035134545} is an apocalyptic number.

It is an amenable number.

30554035134545 is a deficient number, since it is larger than the sum of its proper divisors (11483552800231).

30554035134545 is a wasteful number, since it uses less digits than its factorization.

30554035134545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2126977781 (or 2126977768 counting only the distinct ones).

The product of its (nonzero) digits is 5400000, while the sum is 47.

The spelling of 30554035134545 in words is "thirty trillion, five hundred fifty-four billion, thirty-five million, one hundred thirty-four thousand, five hundred forty-five".