76493177476 has 27 divisors (see below), whose sum is σ = 136153570917. Its totient is φ = 37603001040.

The previous prime is 76493177461. The next prime is 76493177479. The reversal of 76493177476 is 67477139467.

It is a happy number.

The square root of 76493177476 is 276574.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 2487415876 + 74005761600 = 49874^2 + 272040^2 .

It is a Harshad number since it is a multiple of its sum of digits (61).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (76493177479) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 33740895 + ... + 33743161.

Almost surely, 2^76493177476 is an apocalyptic number.

76493177476 is the 276574-th square number.

It is an amenable number.

76493177476 is a deficient number, since it is larger than the sum of its proper divisors (59660393441).

76493177476 is an frugal number, since it uses more digits than its factorization.

76493177476 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4660 (or 2330 counting only the distinct ones).

The product of its digits is 37340352, while the sum is 61.

The spelling of 76493177476 in words is "seventy-six billion, four hundred ninety-three million, one hundred seventy-seven thousand, four hundred seventy-six".