7402676661 has 24 divisors (see below), whose sum is σ = 11178450816. Its totient is φ = 4711750560.

The previous prime is 7402676629. The next prime is 7402676663. The reversal of 7402676661 is 1666762047.

It is a happy number.

It is not a de Polignac number, because 7402676661 - 2⁵ = 7402676629 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7402676663) 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, 78936 + ... + 145038.

It is an arithmetic number, because the mean of its divisors is an integer number (465768784).

Almost surely, 2^7402676661 is an apocalyptic number.

It is an amenable number.

7402676661 is a deficient number, since it is larger than the sum of its proper divisors (3775774155).

7402676661 is a wasteful number, since it uses less digits than its factorization.

7402676661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66673 (or 66670 counting only the distinct ones).

The product of its (nonzero) digits is 508032, while the sum is 45.

The square root of 7402676661 is about 86038.8090398746. The cubic root of 7402676661 is about 1948.9300868417.

The spelling of 7402676661 in words is "seven billion, four hundred two million, six hundred seventy-six thousand, six hundred sixty-one".