245343253115541 has 32 divisors (see below), whose sum is σ = 374763489408000. Its totient is φ = 139856007265920.

The previous prime is 245343253115531. The next prime is 245343253115617. The reversal of 245343253115541 is 145511352343542.

It is not a de Polignac number, because 245343253115541 - 2⁵ = 245343253115509 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245343253115531) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 226906006 + ... + 227984696.

It is an arithmetic number, because the mean of its divisors is an integer number (11711359044000).

Almost surely, 2^{245343253115541} is an apocalyptic number.

245343253115541 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

245343253115541 is a deficient number, since it is larger than the sum of its proper divisors (129420236292459).

245343253115541 is a wasteful number, since it uses less digits than its factorization.

245343253115541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1104969.

The product of its digits is 4320000, while the sum is 48.

The spelling of 245343253115541 in words is "two hundred forty-five trillion, three hundred forty-three billion, two hundred fifty-three million, one hundred fifteen thousand, five hundred forty-one".