1802734497145 has 8 divisors (see below), whose sum is σ = 2163301850304. Its totient is φ = 1442173961904.

The previous prime is 1802734497119. The next prime is 1802734497169. The reversal of 1802734497145 is 5417944372081.

It is a happy number.

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 1802734497145 - 2¹³ = 1802734488953 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1103509 + ... + 2196178.

It is an arithmetic number, because the mean of its divisors is an integer number (270412731288).

Almost surely, 2^{1802734497145} is an apocalyptic number.

It is an amenable number.

1802734497145 is a deficient number, since it is larger than the sum of its proper divisors (360567353159).

1802734497145 is a wasteful number, since it uses less digits than its factorization.

1802734497145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3408959.

The product of its (nonzero) digits is 6773760, while the sum is 55.

The spelling of 1802734497145 in words is "one trillion, eight hundred two billion, seven hundred thirty-four million, four hundred ninety-seven thousand, one hundred forty-five".