151201720546 has 8 divisors (see below), whose sum is σ = 226926454464. Its totient is φ = 75559569060.

The previous prime is 151201720513. The next prime is 151201720547. The reversal of 151201720546 is 645027102151.

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

It is not an unprimeable number, because it can be changed into a prime (151201720547) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20641030 + ... + 20648353.

It is an arithmetic number, because the mean of its divisors is an integer number (28365806808).

Almost surely, 2^151201720546 is an apocalyptic number.

151201720546 is a deficient number, since it is larger than the sum of its proper divisors (75724733918).

151201720546 is a wasteful number, since it uses less digits than its factorization.

151201720546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41291216.

The product of its (nonzero) digits is 16800, while the sum is 34.

Adding to 151201720546 its reverse (645027102151), we get a palindrome (796228822697).

The spelling of 151201720546 in words is "one hundred fifty-one billion, two hundred one million, seven hundred twenty thousand, five hundred forty-six".