151140531040 has 72 divisors (see below), whose sum is σ = 359231054112. Its totient is φ = 60092424960.

The previous prime is 151140531023. The next prime is 151140531043. The reversal of 151140531040 is 40135041151.

It is a junction number, because it is equal to n+sod(n) for n = 151140530996 and 151140531014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (151140531043) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4445305 + ... + 4479175.

It is an arithmetic number, because the mean of its divisors is an integer number (4989320196).

Almost surely, 2^151140531040 is an apocalyptic number.

151140531040 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 151140531040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (179615527056).

151140531040 is an abundant number, since it is smaller than the sum of its proper divisors (208090523072).

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

151140531040 is an equidigital number, since it uses as much as digits as its factorization.

151140531040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34220 (or 34045 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 25.

Adding to 151140531040 its reverse (40135041151), we get a palindrome (191275572191).

The spelling of 151140531040 in words is "one hundred fifty-one billion, one hundred forty million, five hundred thirty-one thousand, forty".