146561015420120 has 32 divisors (see below), whose sum is σ = 376871182509600. Its totient is φ = 50249491001088.

The previous prime is 146561015420107. The next prime is 146561015420137. The reversal of 146561015420120 is 21024510165641.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 261716098685 + ... + 261716099244.

It is an arithmetic number, because the mean of its divisors is an integer number (11777224453425).

Almost surely, 2^{146561015420120} is an apocalyptic number.

146561015420120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

146561015420120 is an abundant number, since it is smaller than the sum of its proper divisors (230310167089480).

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

146561015420120 is a wasteful number, since it uses less digits than its factorization.

146561015420120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 523432197947 (or 523432197943 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 38.

Adding to 146561015420120 its reverse (21024510165641), we get a palindrome (167585525585761).

The spelling of 146561015420120 in words is "one hundred forty-six trillion, five hundred sixty-one billion, fifteen million, four hundred twenty thousand, one hundred twenty".