150421707475 has 18 divisors (see below), whose sum is σ = 201974525556. Its totient is φ = 111080642400.

The previous prime is 150421707473. The next prime is 150421707493. The reversal of 150421707475 is 574707124051.

It is not a de Polignac number, because 150421707475 - 2¹ = 150421707473 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (150421707473) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 17797161 + ... + 17805610.

Almost surely, 2^150421707475 is an apocalyptic number.

150421707475 is a deficient number, since it is larger than the sum of its proper divisors (51552818081).

150421707475 is a wasteful number, since it uses less digits than its factorization.

150421707475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35602807 (or 35602789 counting only the distinct ones).

The product of its (nonzero) digits is 274400, while the sum is 43.

The spelling of 150421707475 in words is "one hundred fifty billion, four hundred twenty-one million, seven hundred seven thousand, four hundred seventy-five".