151543021602 has 32 divisors (see below), whose sum is σ = 347142045312. Its totient is φ = 43203256704.

The previous prime is 151543021549. The next prime is 151543021711. The reversal of 151543021602 is 206120345151.

It is a self number, because there is not a number n which added to its sum of digits gives 151543021602.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3928473 + ... + 3966860.

It is an arithmetic number, because the mean of its divisors is an integer number (10848188916).

Almost surely, 2^151543021602 is an apocalyptic number.

151543021602 is an abundant number, since it is smaller than the sum of its proper divisors (195599023710).

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

151543021602 is a wasteful number, since it uses less digits than its factorization.

151543021602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7895802.

The product of its (nonzero) digits is 7200, while the sum is 30.

Adding to 151543021602 its reverse (206120345151), we get a palindrome (357663366753).

The spelling of 151543021602 in words is "one hundred fifty-one billion, five hundred forty-three million, twenty-one thousand, six hundred two".