845208551354 has 4 divisors (see below), whose sum is σ = 1267812827034. Its totient is φ = 422604275676.

The previous prime is 845208551347. The next prime is 845208551359. The reversal of 845208551354 is 453155802548.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 741798070729 + 103410480625 = 861277^2 + 321575^2 .

It is not an unprimeable number, because it can be changed into a prime (845208551359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211302137837 + ... + 211302137840.

Almost surely, 2^845208551354 is an apocalyptic number.

845208551354 is a deficient number, since it is larger than the sum of its proper divisors (422604275680).

845208551354 is a wasteful number, since it uses less digits than its factorization.

845208551354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 422604275679.

The product of its (nonzero) digits is 3840000, while the sum is 50.

The spelling of 845208551354 in words is "eight hundred forty-five billion, two hundred eight million, five hundred fifty-one thousand, three hundred fifty-four".