7461399388 has 24 divisors (see below), whose sum is σ = 13387828608. Its totient is φ = 3636652656.

The previous prime is 7461399329. The next prime is 7461399437. The reversal of 7461399388 is 8839931647.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43395 + ... + 129637.

It is an arithmetic number, because the mean of its divisors is an integer number (557826192).

Almost surely, 2^7461399388 is an apocalyptic number.

It is an amenable number.

7461399388 is a deficient number, since it is larger than the sum of its proper divisors (5926429220).

7461399388 is a wasteful number, since it uses less digits than its factorization.

7461399388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86793 (or 86791 counting only the distinct ones).

The product of its digits is 7838208, while the sum is 58.

The square root of 7461399388 is about 86379.3921488222. The cubic root of 7461399388 is about 1954.0699031805.

The spelling of 7461399388 in words is "seven billion, four hundred sixty-one million, three hundred ninety-nine thousand, three hundred eighty-eight".