5490206387 has 2 divisors, whose sum is σ = 5490206388. Its totient is φ = 5490206386.

The previous prime is 5490206377. The next prime is 5490206399. The reversal of 5490206387 is 7836020945.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5490206387 - 2²² = 5486012083 is a prime.

It is not a weakly prime, because it can be changed into another prime (5490206377) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2745103193 + 2745103194.

It is an arithmetic number, because the mean of its divisors is an integer number (2745103194).

Almost surely, 2^5490206387 is an apocalyptic number.

5490206387 is a deficient number, since it is larger than the sum of its proper divisors (1).

5490206387 is an equidigital number, since it uses as much as digits as its factorization.

5490206387 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 362880, while the sum is 44.

The square root of 5490206387 is about 74095.9269258439. The cubic root of 5490206387 is about 1764.1258219761.

The spelling of 5490206387 in words is "five billion, four hundred ninety million, two hundred six thousand, three hundred eighty-seven".