2963985505949 has 8 divisors (see below), whose sum is σ = 3278254239960. Its totient is φ = 2662041036096.

The previous prime is 2963985505939. The next prime is 2963985505951. The reversal of 2963985505949 is 9495055893692.

It can be written as a sum of positive squares in 4 ways, for example, as 749523062500 + 2214462443449 = 865750^2 + 1488107^2 .

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

It is not a de Polignac number, because 2963985505949 - 2²⁸ = 2963717070493 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2963985505939) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3081065534 + ... + 3081066495.

It is an arithmetic number, because the mean of its divisors is an integer number (409781779995).

Almost surely, 2^{2963985505949} is an apocalyptic number.

It is an amenable number.

2963985505949 is a deficient number, since it is larger than the sum of its proper divisors (314268734011).

2963985505949 is a wasteful number, since it uses less digits than its factorization.

2963985505949 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6162132079.

The product of its (nonzero) digits is 944784000, while the sum is 74.

The spelling of 2963985505949 in words is "two trillion, nine hundred sixty-three billion, nine hundred eighty-five million, five hundred five thousand, nine hundred forty-nine".