150540355020021 has 8 divisors (see below), whose sum is σ = 200721670212864. Its totient is φ = 100359638253600.

The previous prime is 150540355020007. The next prime is 150540355020031. The reversal of 150540355020021 is 120020553045051.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 150540355020021 - 2¹⁴ = 150540355003637 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (150540355020031) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 149019301 + ... + 150026106.

It is an arithmetic number, because the mean of its divisors is an integer number (25090208776608).

Almost surely, 2^{150540355020021} is an apocalyptic number.

It is an amenable number.

150540355020021 is a deficient number, since it is larger than the sum of its proper divisors (50181315192843).

150540355020021 is a wasteful number, since it uses less digits than its factorization.

150540355020021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 299213211.

The product of its (nonzero) digits is 30000, while the sum is 33.

The spelling of 150540355020021 in words is "one hundred fifty trillion, five hundred forty billion, three hundred fifty-five million, twenty thousand, twenty-one".