756630107465077 has 4 divisors (see below), whose sum is σ = 777079569829036. Its totient is φ = 736180645101120.

The previous prime is 756630107465047. The next prime is 756630107465101. The reversal of 756630107465077 is 770564701036657.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 628806076912036 + 127824030553041 = 25076006^2 + 11305929^2 .

It is a cyclic number.

It is not a de Polignac number, because 756630107465077 - 2⁷ = 756630107464949 is a prime.

It is a super-2 number, since 2×756630107465077² (a number of 31 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (756630107465047) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10224731181924 + ... + 10224731181997.

It is an arithmetic number, because the mean of its divisors is an integer number (194269892457259).

Almost surely, 2^{756630107465077} is an apocalyptic number.

It is an amenable number.

756630107465077 is a deficient number, since it is larger than the sum of its proper divisors (20449462363959).

756630107465077 is a wasteful number, since it uses less digits than its factorization.

756630107465077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20449462363958.

The product of its (nonzero) digits is 155584800, while the sum is 64.

The spelling of 756630107465077 in words is "seven hundred fifty-six trillion, six hundred thirty billion, one hundred seven million, four hundred sixty-five thousand, seventy-seven".