245153551451 has 4 divisors (see below), whose sum is σ = 245155611312. Its totient is φ = 245151491592.

The previous prime is 245153551429. The next prime is 245153551483. The reversal of 245153551451 is 154155351542.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 154155351542 = 2 ⋅77077675771.

It is a cyclic number.

It is not a de Polignac number, because 245153551451 - 2¹⁰ = 245153550427 is a prime.

It is a super-3 number, since 3×245153551451³ (a number of 35 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 245153551399 and 245153551408.

It is not an unprimeable number, because it can be changed into a prime (245153551751) 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 3 ways as a sum of consecutive naturals, for example, 839696 + ... + 1093341.

It is an arithmetic number, because the mean of its divisors is an integer number (61288902828).

Almost surely, 2^245153551451 is an apocalyptic number.

245153551451 is a deficient number, since it is larger than the sum of its proper divisors (2059861).

245153551451 is a wasteful number, since it uses less digits than its factorization.

245153551451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2059860.

The product of its digits is 300000, while the sum is 41.

The spelling of 245153551451 in words is "two hundred forty-five billion, one hundred fifty-three million, five hundred fifty-one thousand, four hundred fifty-one".