7951434406 has 16 divisors (see below), whose sum is σ = 12068435808. Its totient is φ = 3928896000.

The previous prime is 7951434391. The next prime is 7951434467. The reversal of 7951434406 is 6044341597.

It is a super-2 number, since 2×7951434406² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9925 + ... + 126496.

It is an arithmetic number, because the mean of its divisors is an integer number (754277238).

Almost surely, 2^7951434406 is an apocalyptic number.

7951434406 is a deficient number, since it is larger than the sum of its proper divisors (4117001402).

7951434406 is a wasteful number, since it uses less digits than its factorization.

7951434406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136767.

The product of its (nonzero) digits is 362880, while the sum is 43.

The square root of 7951434406 is about 89170.8158872621. The cubic root of 7951434406 is about 1995.9446497918.

The spelling of 7951434406 in words is "seven billion, nine hundred fifty-one million, four hundred thirty-four thousand, four hundred six".