1400240663234 has 12 divisors (see below), whose sum is σ = 2443277075814. Its totient is φ = 600103141344.

The previous prime is 1400240663233. The next prime is 1400240663249. The reversal of 1400240663234 is 4323660420041.

It can be written as a sum of positive squares in only one way, i.e., 1331132140009 + 69108523225 = 1153747^2 + 262885^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1400240663194 and 1400240663203.

It is not an unprimeable number, because it can be changed into a prime (1400240663233) 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 5 ways as a sum of consecutive naturals, for example, 7144084919 + ... + 7144085114.

Almost surely, 2^{1400240663234} is an apocalyptic number.

1400240663234 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1400240663234 is a deficient number, since it is larger than the sum of its proper divisors (1043036412580).

1400240663234 is a wasteful number, since it uses less digits than its factorization.

1400240663234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14288170049 (or 14288170042 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 35.

The spelling of 1400240663234 in words is "one trillion, four hundred billion, two hundred forty million, six hundred sixty-three thousand, two hundred thirty-four".