1490518383877 has 2 divisors, whose sum is σ = 1490518383878. Its totient is φ = 1490518383876.

The previous prime is 1490518383853. The next prime is 1490518383889. The reversal of 1490518383877 is 7783838150941.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 858428192196 + 632090191681 = 926514^2 + 795041^2 .

It is a cyclic number.

It is not a de Polignac number, because 1490518383877 - 2⁷ = 1490518383749 is a prime.

It is a super-2 number, since 2×1490518383877² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1490518383817) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 745259191938 + 745259191939.

It is an arithmetic number, because the mean of its divisors is an integer number (745259191939).

Almost surely, 2^{1490518383877} is an apocalyptic number.

It is an amenable number.

1490518383877 is a deficient number, since it is larger than the sum of its proper divisors (1).

1490518383877 is an equidigital number, since it uses as much as digits as its factorization.

1490518383877 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40642560, while the sum is 64.

The spelling of 1490518383877 in words is "one trillion, four hundred ninety billion, five hundred eighteen million, three hundred eighty-three thousand, eight hundred seventy-seven".