22478602900547 has 2 divisors, whose sum is σ = 22478602900548. Its totient is φ = 22478602900546.

The previous prime is 22478602900531. The next prime is 22478602900561. The reversal of 22478602900547 is 74500920687422.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22478602900547 - 2⁴ = 22478602900531 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22478602900492 and 22478602900501.

It is not a weakly prime, because it can be changed into another prime (22478602900577) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11239301450273 + 11239301450274.

It is an arithmetic number, because the mean of its divisors is an integer number (11239301450274).

Almost surely, 2^{22478602900547} is an apocalyptic number.

22478602900547 is a deficient number, since it is larger than the sum of its proper divisors (1).

22478602900547 is an equidigital number, since it uses as much as digits as its factorization.

22478602900547 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13547520, while the sum is 56.

The spelling of 22478602900547 in words is "twenty-two trillion, four hundred seventy-eight billion, six hundred two million, nine hundred thousand, five hundred forty-seven".