1542986190377 has 2 divisors, whose sum is σ = 1542986190378. Its totient is φ = 1542986190376.

The previous prime is 1542986190341. The next prime is 1542986190413. The reversal of 1542986190377 is 7730916892451.

It is a balanced prime because it is at equal distance from previous prime (1542986190341) and next prime (1542986190413).

It can be written as a sum of positive squares in only one way, i.e., 1366897692736 + 176088497641 = 1169144^2 + 419629^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1542986190377 is a prime.

It is not a weakly prime, because it can be changed into another prime (1542986190337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 771493095188 + 771493095189.

It is an arithmetic number, because the mean of its divisors is an integer number (771493095189).

It is a 1-persistent number, because it is pandigital, but 2⋅1542986190377 = 3085972380754 is not.

Almost surely, 2^{1542986190377} is an apocalyptic number.

It is an amenable number.

1542986190377 is a deficient number, since it is larger than the sum of its proper divisors (1).

1542986190377 is an equidigital number, since it uses as much as digits as its factorization.

1542986190377 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 22861440, while the sum is 62.

The spelling of 1542986190377 in words is "one trillion, five hundred forty-two billion, nine hundred eighty-six million, one hundred ninety thousand, three hundred seventy-seven".