6940153634 has 16 divisors (see below), whose sum is σ = 10566124800. Its totient is φ = 3418313184.

The previous prime is 6940153631. The next prime is 6940153637. The reversal of 6940153634 is 4363510496.

It is an interprime number because it is at equal distance from previous prime (6940153631) and next prime (6940153637).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 6940153591 and 6940153600.

It is not an unprimeable number, because it can be changed into a prime (6940153631) by changing a digit.

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, 19334 + ... + 119390.

It is an arithmetic number, because the mean of its divisors is an integer number (660382800).

Almost surely, 2^6940153634 is an apocalyptic number.

6940153634 is a deficient number, since it is larger than the sum of its proper divisors (3625971166).

6940153634 is a wasteful number, since it uses less digits than its factorization.

6940153634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100577.

The product of its (nonzero) digits is 233280, while the sum is 41.

The square root of 6940153634 is about 83307.5844926499. The cubic root of 6940153634 is about 1907.4640498187.

The spelling of 6940153634 in words is "six billion, nine hundred forty million, one hundred fifty-three thousand, six hundred thirty-four".