145154441552541 has 16 divisors (see below), whose sum is σ = 194052138086400. Its totient is φ = 96513192217008.

The previous prime is 145154441552443. The next prime is 145154441552609. The reversal of 145154441552541 is 145255144451541.

It is not a de Polignac number, because 145154441552541 - 2¹⁹ = 145154441028253 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145154441552041) 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, 105213700 + ... + 106584386.

It is an arithmetic number, because the mean of its divisors is an integer number (12128258630400).

Almost surely, 2^{145154441552541} is an apocalyptic number.

It is an amenable number.

145154441552541 is a deficient number, since it is larger than the sum of its proper divisors (48897696533859).

145154441552541 is a wasteful number, since it uses less digits than its factorization.

145154441552541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1464208.

The product of its digits is 6400000, while the sum is 51.

The spelling of 145154441552541 in words is "one hundred forty-five trillion, one hundred fifty-four billion, four hundred forty-one million, five hundred fifty-two thousand, five hundred forty-one".