146261420223090 has 64 divisors (see below), whose sum is σ = 351642064717440. Its totient is φ = 38934809139200.

The previous prime is 146261420223089. The next prime is 146261420223101. The reversal of 146261420223090 is 90322024162641.

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, 37932802 + ... + 41610338.

It is an arithmetic number, because the mean of its divisors is an integer number (5494407261210).

Almost surely, 2^{146261420223090} is an apocalyptic number.

146261420223090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

146261420223090 is an abundant number, since it is smaller than the sum of its proper divisors (205380644494350).

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

146261420223090 is a wasteful number, since it uses less digits than its factorization.

146261420223090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3679867.

The product of its (nonzero) digits is 248832, while the sum is 42.

The spelling of 146261420223090 in words is "one hundred forty-six trillion, two hundred sixty-one billion, four hundred twenty million, two hundred twenty-three thousand, ninety".