245515311046 has 8 divisors (see below), whose sum is σ = 368847497304. Its totient is φ = 122566145280.

The previous prime is 245515311037. The next prime is 245515311053. The reversal of 245515311046 is 640113515542.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×245515311046² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 245515310996 and 245515311014.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 95753520 + ... + 95756083.

It is an arithmetic number, because the mean of its divisors is an integer number (46105937163).

Almost surely, 2^245515311046 is an apocalyptic number.

245515311046 is a deficient number, since it is larger than the sum of its proper divisors (123332186258).

245515311046 is a wasteful number, since it uses less digits than its factorization.

245515311046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191510246.

The product of its (nonzero) digits is 72000, while the sum is 37.

Adding to 245515311046 its reverse (640113515542), we get a palindrome (885628826588).

The spelling of 245515311046 in words is "two hundred forty-five billion, five hundred fifteen million, three hundred eleven thousand, forty-six".