7138400471234 has 32 divisors (see below), whose sum is σ = 10750123128000. Its totient is φ = 3555061731648.

The previous prime is 7138400471177. The next prime is 7138400471291. The reversal of 7138400471234 is 4321740048317.

It is an interprime number because it is at equal distance from previous prime (7138400471177) and next prime (7138400471291).

It is a super-2 number, since 2×7138400471234² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1397765309 + ... + 1397770415.

It is an arithmetic number, because the mean of its divisors is an integer number (335941347750).

Almost surely, 2^{7138400471234} is an apocalyptic number.

7138400471234 is a deficient number, since it is larger than the sum of its proper divisors (3611722656766).

7138400471234 is a wasteful number, since it uses less digits than its factorization.

7138400471234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8082.

The product of its (nonzero) digits is 451584, while the sum is 44.

The spelling of 7138400471234 in words is "seven trillion, one hundred thirty-eight billion, four hundred million, four hundred seventy-one thousand, two hundred thirty-four".