7091356740 has 48 divisors (see below), whose sum is σ = 21383170368. Its totient is φ = 1745564544.

The previous prime is 7091356721. The next prime is 7091356751. The reversal of 7091356740 is 476531907.

It is a junction number, because it is equal to n+sod(n) for n = 7091356692 and 7091356701.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4544962 + ... + 4546521.

It is an arithmetic number, because the mean of its divisors is an integer number (445482716).

Almost surely, 2^7091356740 is an apocalyptic number.

It is an amenable number.

7091356740 is an abundant number, since it is smaller than the sum of its proper divisors (14291813628).

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

7091356740 is a wasteful number, since it uses less digits than its factorization.

7091356740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9091508 (or 9091506 counting only the distinct ones).

The product of its (nonzero) digits is 158760, while the sum is 42.

The square root of 7091356740 is about 84210.1938009883. The cubic root of 7091356740 is about 1921.2171048227.

The spelling of 7091356740 in words is "seven billion, ninety-one million, three hundred fifty-six thousand, seven hundred forty".