30540350503555 has 32 divisors (see below), whose sum is σ = 38311229518848. Its totient is φ = 23348637312000.

The previous prime is 30540350503463. The next prime is 30540350503561. The reversal of 30540350503555 is 55530505304503.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-30540350503555 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 30232380 + ... + 31226230.

It is an arithmetic number, because the mean of its divisors is an integer number (1197225922464).

Almost surely, 2^{30540350503555} is an apocalyptic number.

30540350503555 is a deficient number, since it is larger than the sum of its proper divisors (7770879015293).

30540350503555 is a wasteful number, since it uses less digits than its factorization.

30540350503555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 996987.

The product of its (nonzero) digits is 1687500, while the sum is 43.

The spelling of 30540350503555 in words is "thirty trillion, five hundred forty billion, three hundred fifty million, five hundred three thousand, five hundred fifty-five".