151611663520 has 48 divisors (see below), whose sum is σ = 366512398560. Its totient is φ = 59234321664.

The previous prime is 151611663517. The next prime is 151611663547. The reversal of 151611663520 is 25366116151.

It is a self number, because there is not a number n which added to its sum of digits gives 151611663520.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11011410 + ... + 11025169.

It is an arithmetic number, because the mean of its divisors is an integer number (7635674970).

Almost surely, 2^151611663520 is an apocalyptic number.

151611663520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

151611663520 is an abundant number, since it is smaller than the sum of its proper divisors (214900735040).

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

151611663520 is a wasteful number, since it uses less digits than its factorization.

151611663520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22036637 (or 22036629 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 37.

Adding to 151611663520 its reverse (25366116151), we get a palindrome (176977779671).

The spelling of 151611663520 in words is "one hundred fifty-one billion, six hundred eleven million, six hundred sixty-three thousand, five hundred twenty".