245154222550 has 24 divisors (see below), whose sum is σ = 457803558072. Its totient is φ = 97671000000.

The previous prime is 245154222539. The next prime is 245154222559. The reversal of 245154222550 is 55222451542.

It is a super-3 number, since 3×245154222550³ (a number of 35 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245154222559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9754551 + ... + 9779650.

It is an arithmetic number, because the mean of its divisors is an integer number (19075148253).

Almost surely, 2^245154222550 is an apocalyptic number.

245154222550 is a deficient number, since it is larger than the sum of its proper divisors (212649335522).

245154222550 is a wasteful number, since it uses less digits than its factorization.

245154222550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19534464 (or 19534459 counting only the distinct ones).

The product of its (nonzero) digits is 160000, while the sum is 37.

The spelling of 245154222550 in words is "two hundred forty-five billion, one hundred fifty-four million, two hundred twenty-two thousand, five hundred fifty".