145206452265 has 48 divisors (see below), whose sum is σ = 270658438848. Its totient is φ = 66282674304.

The previous prime is 145206452249. The next prime is 145206452269. The reversal of 145206452265 is 562254602541.

It is a happy number.

It is not a de Polignac number, because 145206452265 - 2⁴ = 145206452249 is a prime.

It is not an unprimeable number, because it can be changed into a prime (145206452269) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 357379 + ... + 646631.

It is an arithmetic number, because the mean of its divisors is an integer number (5638717476).

Almost surely, 2^145206452265 is an apocalyptic number.

145206452265 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

145206452265 is a deficient number, since it is larger than the sum of its proper divisors (125451986583).

145206452265 is a wasteful number, since it uses less digits than its factorization.

145206452265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 289958 (or 289951 counting only the distinct ones).

The product of its (nonzero) digits is 576000, while the sum is 42.

The spelling of 145206452265 in words is "one hundred forty-five billion, two hundred six million, four hundred fifty-two thousand, two hundred sixty-five".