1948959485495 has 8 divisors (see below), whose sum is σ = 2551365144720. Its totient is φ = 1417425080320.

The previous prime is 1948959485491. The next prime is 1948959485497. The reversal of 1948959485495 is 5945849598491.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1948959485495 - 2² = 1948959485491 is a prime.

It is a super-2 number, since 2×1948959485495² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1948959485491) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17717813450 + ... + 17717813559.

It is an arithmetic number, because the mean of its divisors is an integer number (318920643090).

Almost surely, 2^{1948959485495} is an apocalyptic number.

1948959485495 is a deficient number, since it is larger than the sum of its proper divisors (602405659225).

1948959485495 is a wasteful number, since it uses less digits than its factorization.

1948959485495 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35435627025.

The product of its digits is 3359232000, while the sum is 80.

The spelling of 1948959485495 in words is "one trillion, nine hundred forty-eight billion, nine hundred fifty-nine million, four hundred eighty-five thousand, four hundred ninety-five".