150021156406 has 32 divisors (see below), whose sum is σ = 250919451648. Its totient is φ = 66685419840.

The previous prime is 150021156349. The next prime is 150021156409. The reversal of 150021156406 is 604651120051.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (150021156409) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1205266 + ... + 1323898.

It is an arithmetic number, because the mean of its divisors is an integer number (7841232864).

Almost surely, 2^150021156406 is an apocalyptic number.

150021156406 is a deficient number, since it is larger than the sum of its proper divisors (100898295242).

150021156406 is a wasteful number, since it uses less digits than its factorization.

150021156406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119916.

The product of its (nonzero) digits is 7200, while the sum is 31.

Adding to 150021156406 its reverse (604651120051), we get a palindrome (754672276457).

The spelling of 150021156406 in words is "one hundred fifty billion, twenty-one million, one hundred fifty-six thousand, four hundred six".