151605502212 has 24 divisors (see below), whose sum is σ = 353752484512. Its totient is φ = 50534265600.

The previous prime is 151605502211. The next prime is 151605502229. The reversal of 151605502212 is 212205506151.

It is a self number, because there is not a number n which added to its sum of digits gives 151605502212.

It is not an unprimeable number, because it can be changed into a prime (151605502211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1189287 + ... + 1310577.

Almost surely, 2^151605502212 is an apocalyptic number.

151605502212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

151605502212 is an abundant number, since it is smaller than the sum of its proper divisors (202146982300).

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

151605502212 is a wasteful number, since it uses less digits than its factorization.

151605502212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225459 (or 225457 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 30.

The spelling of 151605502212 in words is "one hundred fifty-one billion, six hundred five million, five hundred two thousand, two hundred twelve".