1801425272845 has 16 divisors (see below), whose sum is σ = 2388080459520. Its totient is φ = 1293543576000.

The previous prime is 1801425272839. The next prime is 1801425272879. The reversal of 1801425272845 is 5482725241081.

It is not a de Polignac number, because 1801425272845 - 2¹⁵ = 1801425240077 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 207294306 + ... + 207302995.

It is an arithmetic number, because the mean of its divisors is an integer number (149255028720).

Almost surely, 2^{1801425272845} is an apocalyptic number.

It is an amenable number.

1801425272845 is a deficient number, since it is larger than the sum of its proper divisors (586655186675).

1801425272845 is a wasteful number, since it uses less digits than its factorization.

1801425272845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 414597396.

The product of its (nonzero) digits is 1433600, while the sum is 49.

The spelling of 1801425272845 in words is "one trillion, eight hundred one billion, four hundred twenty-five million, two hundred seventy-two thousand, eight hundred forty-five".