150621216151552 has 96 divisors (see below), whose sum is σ = 304346568183840. Its totient is φ = 74517214003200.

The previous prime is 150621216151507. The next prime is 150621216151597. The reversal of 150621216151552 is 255151612126051.

It is an interprime number because it is at equal distance from previous prime (150621216151507) and next prime (150621216151597).

It is a junction number, because it is equal to n+sod(n) for n = 150621216151499 and 150621216151508.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 253046478 + ... + 253641010.

It is an arithmetic number, because the mean of its divisors is an integer number (3170276751915).

Almost surely, 2^{150621216151552} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 150621216151552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (152173284091920).

150621216151552 is an abundant number, since it is smaller than the sum of its proper divisors (153725352032288).

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

150621216151552 is a wasteful number, since it uses less digits than its factorization.

150621216151552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 595859 (or 595839 counting only the distinct ones).

The product of its (nonzero) digits is 180000, while the sum is 43.

The spelling of 150621216151552 in words is "one hundred fifty trillion, six hundred twenty-one billion, two hundred sixteen million, one hundred fifty-one thousand, five hundred fifty-two".