60156540 has 96 divisors (see below), whose sum is σ = 198192960. Its totient is φ = 15095808.

The previous prime is 60156533. The next prime is 60156541. The reversal of 60156540 is 4565106.

It is a happy number.

60156540 is a `hidden beast` number, since 6 + 0 + 1 + 5 + 654 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (60156541) 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, 5904 + ... + 12456.

It is an arithmetic number, because the mean of its divisors is an integer number (2064510).

Almost surely, 2^60156540 is an apocalyptic number.

60156540 is a gapful number since it is divisible by the number (60) 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 60156540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (99096480).

60156540 is an abundant number, since it is smaller than the sum of its proper divisors (138036420).

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

60156540 is a wasteful number, since it uses less digits than its factorization.

60156540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6588 (or 6580 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 60156540 is about 7756.0647238145. The cubic root of 60156540 is about 391.8269314452.

The spelling of 60156540 in words is "sixty million, one hundred fifty-six thousand, five hundred forty".