743400505147 has 8 divisors (see below), whose sum is σ = 761023287920. Its totient is φ = 725953073760.

The previous prime is 743400505121. The next prime is 743400505153. The reversal of 743400505147 is 741505004347.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 743400505147 - 2¹⁵ = 743400472379 is a prime.

It is a super-2 number, since 2×743400505147² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (743400505447) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43829268 + ... + 43846225.

It is an arithmetic number, because the mean of its divisors is an integer number (95127910990).

Almost surely, 2^743400505147 is an apocalyptic number.

743400505147 is a deficient number, since it is larger than the sum of its proper divisors (17622782773).

743400505147 is a wasteful number, since it uses less digits than its factorization.

743400505147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87675693.

The product of its (nonzero) digits is 235200, while the sum is 40.

The spelling of 743400505147 in words is "seven hundred forty-three billion, four hundred million, five hundred five thousand, one hundred forty-seven".