1491588097148 has 24 divisors (see below), whose sum is σ = 2747713288320. Its totient is φ = 706528614960.

The previous prime is 1491588097147. The next prime is 1491588097231. The reversal of 1491588097148 is 8417908851941.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1491588097147) 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 in 7 ways as a sum of consecutive naturals, for example, 4846265 + ... + 5144847.

It is an arithmetic number, because the mean of its divisors is an integer number (114488053680).

Almost surely, 2^{1491588097148} is an apocalyptic number.

It is an amenable number.

1491588097148 is a deficient number, since it is larger than the sum of its proper divisors (1256125191172).

1491588097148 is a wasteful number, since it uses less digits than its factorization.

1491588097148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 364337 (or 364335 counting only the distinct ones).

The product of its (nonzero) digits is 23224320, while the sum is 65.

The spelling of 1491588097148 in words is "one trillion, four hundred ninety-one billion, five hundred eighty-eight million, ninety-seven thousand, one hundred forty-eight".