145302252611542 has 32 divisors (see below), whose sum is σ = 242976980977920. Its totient is φ = 64715418408960.

The previous prime is 145302252611459. The next prime is 145302252611557. The reversal of 145302252611542 is 245116252203541.

It is a super-2 number, since 2×145302252611542² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 255063567 + ... + 255632602.

It is an arithmetic number, because the mean of its divisors is an integer number (7593030655560).

Almost surely, 2^{145302252611542} is an apocalyptic number.

145302252611542 is a deficient number, since it is larger than the sum of its proper divisors (97674728366378).

145302252611542 is a wasteful number, since it uses less digits than its factorization.

145302252611542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 510696568.

The product of its (nonzero) digits is 576000, while the sum is 43.

The spelling of 145302252611542 in words is "one hundred forty-five trillion, three hundred two billion, two hundred fifty-two million, six hundred eleven thousand, five hundred forty-two".