7825790446 has 16 divisors (see below), whose sum is σ = 11843728560. Its totient is φ = 3877974720.

The previous prime is 7825790437. The next prime is 7825790473. The reversal of 7825790446 is 6440975287.

It is a super-2 number, since 2×7825790446² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 7825790393 and 7825790402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 146536 + ... + 192676.

It is an arithmetic number, because the mean of its divisors is an integer number (740233035).

Almost surely, 2^7825790446 is an apocalyptic number.

7825790446 is a deficient number, since it is larger than the sum of its proper divisors (4017938114).

7825790446 is a wasteful number, since it uses less digits than its factorization.

7825790446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46899.

The product of its (nonzero) digits is 3386880, while the sum is 52.

The square root of 7825790446 is about 88463.4978168962. The cubic root of 7825790446 is about 1985.3758651394.

The spelling of 7825790446 in words is "seven billion, eight hundred twenty-five million, seven hundred ninety thousand, four hundred forty-six".