145633131361 has 8 divisors (see below), whose sum is σ = 150614392320. Its totient is φ = 140730315648.

The previous prime is 145633131359. The next prime is 145633131367. The reversal of 145633131361 is 163131336541.

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

It is a cyclic number.

It is not a de Polignac number, because 145633131361 - 2¹ = 145633131359 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 145633131361.

It is not an unprimeable number, because it can be changed into a prime (145633131367) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19607536 + ... + 19614961.

It is an arithmetic number, because the mean of its divisors is an integer number (18826799040).

Almost surely, 2^145633131361 is an apocalyptic number.

It is an amenable number.

145633131361 is a deficient number, since it is larger than the sum of its proper divisors (4981260959).

145633131361 is an equidigital number, since it uses as much as digits as its factorization.

145633131361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39222623.

The product of its digits is 58320, while the sum is 37.

The spelling of 145633131361 in words is "one hundred forty-five billion, six hundred thirty-three million, one hundred thirty-one thousand, three hundred sixty-one".