145563161145 has 32 divisors (see below), whose sum is σ = 238053247488. Its totient is φ = 75919024128.

The previous prime is 145563161131. The next prime is 145563161153. The reversal of 145563161145 is 541161365541.

It is a happy number.

It is not a de Polignac number, because 145563161145 - 2¹⁶ = 145563095609 is a prime.

It is a super-2 number, since 2×145563161145² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 145563161097 and 145563161106.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 773157 + ... + 942813.

It is an arithmetic number, because the mean of its divisors is an integer number (7439163984).

Almost surely, 2^145563161145 is an apocalyptic number.

145563161145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

145563161145 is a deficient number, since it is larger than the sum of its proper divisors (92490086343).

145563161145 is a wasteful number, since it uses less digits than its factorization.

145563161145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170929.

The product of its digits is 216000, while the sum is 42.

The spelling of 145563161145 in words is "one hundred forty-five billion, five hundred sixty-three million, one hundred sixty-one thousand, one hundred forty-five".