151506530040 has 128 divisors (see below), whose sum is σ = 462065264640. Its totient is φ = 39735399936.

The previous prime is 151506530039. The next prime is 151506530047. The reversal of 151506530040 is 40035605151.

It is a super-2 number, since 2×151506530040² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (151506530047) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2186974 + ... + 2255186.

It is an arithmetic number, because the mean of its divisors is an integer number (3609884880).

Almost surely, 2^151506530040 is an apocalyptic number.

151506530040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 151506530040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (231032632320).

151506530040 is an abundant number, since it is smaller than the sum of its proper divisors (310558734600).

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

151506530040 is a wasteful number, since it uses less digits than its factorization.

151506530040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68533 (or 68529 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 30.

The spelling of 151506530040 in words is "one hundred fifty-one billion, five hundred six million, five hundred thirty thousand, forty".