2790349748291 has 8 divisors (see below), whose sum is σ = 3188988121344. Its totient is φ = 2391715620360.

The previous prime is 2790349748201. The next prime is 2790349748299. The reversal of 2790349748291 is 1928479430972.

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

It is a cyclic number.

It is not a de Polignac number, because 2790349748291 - 2²² = 2790345553987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2790349748299) 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, 500456 + ... + 2414778.

It is an arithmetic number, because the mean of its divisors is an integer number (398623515168).

Almost surely, 2^{2790349748291} is an apocalyptic number.

2790349748291 is a deficient number, since it is larger than the sum of its proper divisors (398638373053).

2790349748291 is a wasteful number, since it uses less digits than its factorization.

2790349748291 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2122561.

The product of its (nonzero) digits is 54867456, while the sum is 65.

Adding to 2790349748291 its sum of digits (65), we get a square (2790349748356 = 1670434²).

The spelling of 2790349748291 in words is "two trillion, seven hundred ninety billion, three hundred forty-nine million, seven hundred forty-eight thousand, two hundred ninety-one".