7162290540 has 360 divisors, whose sum is σ = 24427629072. Its totient is φ = 1755198720.

The previous prime is 7162290529. The next prime is 7162290547. The reversal of 7162290540 is 450922617.

7162290540 is a `hidden beast` number, since 7 + 1 + 6 + 22 + 90 + 540 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 7162290495 and 7162290504.

It is not an unprimeable number, because it can be changed into a prime (7162290547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 21638175 + ... + 21638505.

Almost surely, 2^7162290540 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7162290540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12213814536).

7162290540 is an abundant number, since it is smaller than the sum of its proper divisors (17265338532).

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

7162290540 is a wasteful number, since it uses less digits than its factorization.

7162290540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 427 (or 397 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The square root of 7162290540 is about 84630.3169083042. The cubic root of 7162290540 is about 1927.6017478727.

The spelling of 7162290540 in words is "seven billion, one hundred sixty-two million, two hundred ninety thousand, five hundred forty".