151201222050440 has 32 divisors (see below), whose sum is σ = 340203893028480. Its totient is φ = 60480285546432.

The previous prime is 151201222050433. The next prime is 151201222050539. The reversal of 151201222050440 is 44050222102151.

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, 5993999 + ... + 18393761.

It is an arithmetic number, because the mean of its divisors is an integer number (10631371657140).

Almost surely, 2^{151201222050440} is an apocalyptic number.

151201222050440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

151201222050440 is an abundant number, since it is smaller than the sum of its proper divisors (189002670978040).

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

151201222050440 is a wasteful number, since it uses less digits than its factorization.

151201222050440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12704621 (or 12704617 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 29.

Adding to 151201222050440 its reverse (44050222102151), we get a palindrome (195251444152591).

The spelling of 151201222050440 in words is "one hundred fifty-one trillion, two hundred one billion, two hundred twenty-two million, fifty thousand, four hundred forty".