2921941367445 has 16 divisors (see below), whose sum is σ = 4675157788032. Its totient is φ = 1558351529280.

The previous prime is 2921941367419. The next prime is 2921941367479. The reversal of 2921941367445 is 5447631491292.

It is not a de Polignac number, because 2921941367445 - 2⁵ = 2921941367413 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 394104 + ... + 2449326.

It is an arithmetic number, because the mean of its divisors is an integer number (292197361752).

Almost surely, 2^{2921941367445} is an apocalyptic number.

It is an amenable number.

2921941367445 is a deficient number, since it is larger than the sum of its proper divisors (1753216420587).

2921941367445 is a wasteful number, since it uses less digits than its factorization.

2921941367445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2150012.

The product of its digits is 13063680, while the sum is 57.

The spelling of 2921941367445 in words is "two trillion, nine hundred twenty-one billion, nine hundred forty-one million, three hundred sixty-seven thousand, four hundred forty-five".