742256556001 has 8 divisors (see below), whose sum is σ = 811270923264. Its totient is φ = 676059101760.

The previous prime is 742256555969. The next prime is 742256556017. The reversal of 742256556001 is 100655652247.

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 742256556001 - 2⁵ = 742256555969 is a prime.

It is a super-2 number, since 2×742256556001² (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 (742256556031) 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, 704227705 + ... + 704228758.

It is an arithmetic number, because the mean of its divisors is an integer number (101408865408).

Almost surely, 2^742256556001 is an apocalyptic number.

It is an amenable number.

742256556001 is a deficient number, since it is larger than the sum of its proper divisors (69014367263).

742256556001 is a wasteful number, since it uses less digits than its factorization.

742256556001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1408456511.

The product of its (nonzero) digits is 504000, while the sum is 43.

The spelling of 742256556001 in words is "seven hundred forty-two billion, two hundred fifty-six million, five hundred fifty-six thousand, one".