3794021992705 has 16 divisors (see below), whose sum is σ = 5203413068544. Its totient is φ = 2601523627200.

The previous prime is 3794021992699. The next prime is 3794021992723. The reversal of 3794021992705 is 5072991204973.

It is not a de Polignac number, because 3794021992705 - 2⁷ = 3794021992577 is a prime.

It is a super-2 number, since 2×3794021992705² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3794021992705.

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, 887746 + ... + 2894155.

It is an arithmetic number, because the mean of its divisors is an integer number (325213316784).

Almost surely, 2^{3794021992705} is an apocalyptic number.

3794021992705 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3794021992705 is a deficient number, since it is larger than the sum of its proper divisors (1409391075839).

3794021992705 is a wasteful number, since it uses less digits than its factorization.

3794021992705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3810576.

The product of its (nonzero) digits is 8573040, while the sum is 58.

The spelling of 3794021992705 in words is "three trillion, seven hundred ninety-four billion, twenty-one million, nine hundred ninety-two thousand, seven hundred five".