7151116227840 has 864 divisors, whose sum is σ = 28024809007104. Its totient is φ = 1671292846080.

The previous prime is 7151116227821. The next prime is 7151116227847. The reversal of 7151116227840 is 487226111517.

7151116227840 is a `hidden beast` number, since 7 + 1 + 5 + 1 + 11 + 622 + 7 + 8 + 4 + 0 = 666.

It is a super-2 number, since 2×7151116227840² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7151116227847) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 246041149 + ... + 246070211.

It is an arithmetic number, because the mean of its divisors is an integer number (32436121536).

Almost surely, 2^{7151116227840} 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 7151116227840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14012404503552).

7151116227840 is an abundant number, since it is smaller than the sum of its proper divisors (20873692779264).

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

7151116227840 is a wasteful number, since it uses less digits than its factorization.

7151116227840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29187 (or 29170 counting only the distinct ones).

The product of its (nonzero) digits is 188160, while the sum is 45.

The spelling of 7151116227840 in words is "seven trillion, one hundred fifty-one billion, one hundred sixteen million, two hundred twenty-seven thousand, eight hundred forty".