7477066813772 has 6 divisors (see below), whose sum is σ = 13084866924108. Its totient is φ = 3738533406884.

The previous prime is 7477066813721. The next prime is 7477066813789. The reversal of 7477066813772 is 2773186607747.

It is a super-2 number, since 2×7477066813772² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 7477066813699 and 7477066813708.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 934633351718 + ... + 934633351725.

It is an arithmetic number, because the mean of its divisors is an integer number (2180811154018).

Almost surely, 2^{7477066813772} is an apocalyptic number.

It is an amenable number.

7477066813772 is a deficient number, since it is larger than the sum of its proper divisors (5607800110336).

7477066813772 is a wasteful number, since it uses less digits than its factorization.

7477066813772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1869266703447 (or 1869266703445 counting only the distinct ones).

The product of its (nonzero) digits is 116169984, while the sum is 65.

The spelling of 7477066813772 in words is "seven trillion, four hundred seventy-seven billion, sixty-six million, eight hundred thirteen thousand, seven hundred seventy-two".