145342441554 has 16 divisors (see below), whose sum is σ = 296169504192. Its totient is φ = 47533377008.

The previous prime is 145342441537. The next prime is 145342441661. The reversal of 145342441554 is 455144243541.

It is a super-2 number, since 2×145342441554² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 228525534 + ... + 228526169.

It is an arithmetic number, because the mean of its divisors is an integer number (18510594012).

Almost surely, 2^145342441554 is an apocalyptic number.

145342441554 is an abundant number, since it is smaller than the sum of its proper divisors (150827062638).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

145342441554 is a wasteful number, since it uses less digits than its factorization.

145342441554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 457051761.

The product of its digits is 768000, while the sum is 42.

The spelling of 145342441554 in words is "one hundred forty-five billion, three hundred forty-two million, four hundred forty-one thousand, five hundred fifty-four".