145625227517526 has 64 divisors (see below), whose sum is σ = 299340201515520. Its totient is φ = 47203445640960.

The previous prime is 145625227517461. The next prime is 145625227517533. The reversal of 145625227517526 is 625715722526541.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 145625227517526.

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 31 ways as a sum of consecutive naturals, for example, 1467606351 + ... + 1467705573.

It is an arithmetic number, because the mean of its divisors is an integer number (4677190648680).

Almost surely, 2^{145625227517526} is an apocalyptic number.

145625227517526 is an abundant number, since it is smaller than the sum of its proper divisors (153714973997994).

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

145625227517526 is a wasteful number, since it uses less digits than its factorization.

145625227517526 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124341.

The product of its digits is 70560000, while the sum is 60.

The spelling of 145625227517526 in words is "one hundred forty-five trillion, six hundred twenty-five billion, two hundred twenty-seven million, five hundred seventeen thousand, five hundred twenty-six".