7150197090947 has 4 divisors (see below), whose sum is σ = 7461075225360. Its totient is φ = 6839318956536.

The previous prime is 7150197090929. The next prime is 7150197090961. The reversal of 7150197090947 is 7490907910517.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7150197090947 is a prime.

It is a super-2 number, since 2×7150197090947² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7150197090347) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 155439067172 + ... + 155439067217.

It is an arithmetic number, because the mean of its divisors is an integer number (1865268806340).

Almost surely, 2^{7150197090947} is an apocalyptic number.

7150197090947 is a deficient number, since it is larger than the sum of its proper divisors (310878134413).

7150197090947 is a wasteful number, since it uses less digits than its factorization.

7150197090947 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 310878134412.

The product of its (nonzero) digits is 5000940, while the sum is 59.

The spelling of 7150197090947 in words is "seven trillion, one hundred fifty billion, one hundred ninety-seven million, ninety thousand, nine hundred forty-seven".