1491050062471 has 16 divisors (see below), whose sum is σ = 1512100085760. Its totient is φ = 1470162264480.

The previous prime is 1491050062457. The next prime is 1491050062477. The reversal of 1491050062471 is 1742600501941.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1491050062471 - 2⁹ = 1491050061959 is a prime.

It is a super-3 number, since 3×1491050062471³ (a number of 37 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1491050062477) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22759600 + ... + 22825018.

It is an arithmetic number, because the mean of its divisors is an integer number (94506255360).

Almost surely, 2^{1491050062471} is an apocalyptic number.

1491050062471 is a deficient number, since it is larger than the sum of its proper divisors (21050023289).

1491050062471 is a wasteful number, since it uses less digits than its factorization.

1491050062471 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66654.

The product of its (nonzero) digits is 60480, while the sum is 40.

The spelling of 1491050062471 in words is "one trillion, four hundred ninety-one billion, fifty million, sixty-two thousand, four hundred seventy-one".