151152220520 has 64 divisors (see below), whose sum is σ = 389015654400. Its totient is φ = 51778483200.

The previous prime is 151152220501. The next prime is 151152220559. The reversal of 151152220520 is 25022251151.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 151152220520.

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, 87776 + ... + 556784.

It is an arithmetic number, because the mean of its divisors is an integer number (6078369600).

Almost surely, 2^151152220520 is an apocalyptic number.

151152220520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

151152220520 is an abundant number, since it is smaller than the sum of its proper divisors (237863433880).

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

151152220520 is a wasteful number, since it uses less digits than its factorization.

151152220520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 470178 (or 470174 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 26.

Adding to 151152220520 its reverse (25022251151), we get a palindrome (176174471671).

The spelling of 151152220520 in words is "one hundred fifty-one billion, one hundred fifty-two million, two hundred twenty thousand, five hundred twenty".