145063061643 has 16 divisors (see below), whose sum is σ = 194959733760. Its totient is φ = 95940380256.

The previous prime is 145063061587. The next prime is 145063061653. The reversal of 145063061643 is 346160360541.

It is not a de Polignac number, because 145063061643 - 2¹² = 145063057547 is a prime.

It is not an unprimeable number, because it can be changed into a prime (145063061653) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 148603 + ... + 558756.

It is an arithmetic number, because the mean of its divisors is an integer number (12184983360).

Almost surely, 2^145063061643 is an apocalyptic number.

145063061643 is a deficient number, since it is larger than the sum of its proper divisors (49896672117).

145063061643 is a wasteful number, since it uses less digits than its factorization.

145063061643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 707906.

The product of its (nonzero) digits is 155520, while the sum is 39.

The spelling of 145063061643 in words is "one hundred forty-five billion, sixty-three million, sixty-one thousand, six hundred forty-three".