145122351983930 has 64 divisors (see below), whose sum is σ = 284026489528320. Its totient is φ = 53184517185600.

The previous prime is 145122351983929. The next prime is 145122351983969. The reversal of 145122351983930 is 39389153221541.

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, 746657 + ... + 17052923.

It is an arithmetic number, because the mean of its divisors is an integer number (4437913898880).

Almost surely, 2^{145122351983930} is an apocalyptic number.

145122351983930 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

145122351983930 is a deficient number, since it is larger than the sum of its proper divisors (138904137544390).

145122351983930 is a wasteful number, since it uses less digits than its factorization.

145122351983930 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16307835.

The product of its (nonzero) digits is 6998400, while the sum is 56.

The spelling of 145122351983930 in words is "one hundred forty-five trillion, one hundred twenty-two billion, three hundred fifty-one million, nine hundred eighty-three thousand, nine hundred thirty".