7350945381 has 24 divisors (see below), whose sum is σ = 11572587936. Its totient is φ = 4469150880.

The previous prime is 7350945377. The next prime is 7350945403. The reversal of 7350945381 is 1835490537.

7350945381 is a `hidden beast` number, since 73 + 50 + 9 + 453 + 81 = 666.

It is not a de Polignac number, because 7350945381 - 2² = 7350945377 is a prime.

It is a super-2 number, since 2×7350945381² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7350943381) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 368775 + ... + 388196.

It is an arithmetic number, because the mean of its divisors is an integer number (482191164).

Almost surely, 2^7350945381 is an apocalyptic number.

It is an amenable number.

7350945381 is a deficient number, since it is larger than the sum of its proper divisors (4221642555).

7350945381 is a wasteful number, since it uses less digits than its factorization.

7350945381 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 757073 (or 757070 counting only the distinct ones).

The product of its (nonzero) digits is 453600, while the sum is 45.

The square root of 7350945381 is about 85737.6543940875. The cubic root of 7350945381 is about 1944.3796420126.

The spelling of 7350945381 in words is "seven billion, three hundred fifty million, nine hundred forty-five thousand, three hundred eighty-one".