7814475012764 has 48 divisors (see below), whose sum is σ = 16064481259008. Its totient is φ = 3255880650048.

The previous prime is 7814475012739. The next prime is 7814475012781. The reversal of 7814475012764 is 4672105744187.

It is a happy number.

It is a super-2 number, since 2×7814475012764² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1816754 + ... + 4350809.

It is an arithmetic number, because the mean of its divisors is an integer number (334676692896).

Almost surely, 2^{7814475012764} is an apocalyptic number.

7814475012764 is a gapful number since it is divisible by the number (74) formed by its first and last digit.

It is an amenable number.

7814475012764 is an abundant number, since it is smaller than the sum of its proper divisors (8250006246244).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

7814475012764 is a wasteful number, since it uses less digits than its factorization.

7814475012764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6168834 (or 6168832 counting only the distinct ones).

The product of its (nonzero) digits is 10536960, while the sum is 56.

The spelling of 7814475012764 in words is "seven trillion, eight hundred fourteen billion, four hundred seventy-five million, twelve thousand, seven hundred sixty-four".