2950985221568 has 28 divisors (see below), whose sum is σ = 5865837287352. Its totient is φ = 1472978976000.

The previous prime is 2950985221567. The next prime is 2950985221573. The reversal of 2950985221568 is 8651225890592.

It is a self number, because there is not a number n which added to its sum of digits gives 2950985221568.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2950985221567) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39237683 + ... + 39312818.

It is an arithmetic number, because the mean of its divisors is an integer number (209494188834).

Almost surely, 2^{2950985221568} is an apocalyptic number.

It is an amenable number.

2950985221568 is a deficient number, since it is larger than the sum of its proper divisors (2914852065784).

2950985221568 is an equidigital number, since it uses as much as digits as its factorization.

2950985221568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78551100 (or 78551090 counting only the distinct ones).

The product of its (nonzero) digits is 31104000, while the sum is 62.

The spelling of 2950985221568 in words is "two trillion, nine hundred fifty billion, nine hundred eighty-five million, two hundred twenty-one thousand, five hundred sixty-eight".