7757530052 has 6 divisors (see below), whose sum is σ = 13575677598. Its totient is φ = 3878765024.

The previous prime is 7757530031. The next prime is 7757530069. The reversal of 7757530052 is 2500357577.

It can be written as a sum of positive squares in only one way, i.e., 7648202116 + 109327936 = 87454^2 + 10456^2 .

It is a junction number, because it is equal to n+sod(n) for n = 7757529991 and 7757530009.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 969691253 + ... + 969691260.

It is an arithmetic number, because the mean of its divisors is an integer number (2262612933).

Almost surely, 2^7757530052 is an apocalyptic number.

It is an amenable number.

7757530052 is a deficient number, since it is larger than the sum of its proper divisors (5818147546).

7757530052 is a wasteful number, since it uses less digits than its factorization.

7757530052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1939382517 (or 1939382515 counting only the distinct ones).

The product of its (nonzero) digits is 257250, while the sum is 41.

The square root of 7757530052 is about 88076.8417462842. The cubic root of 7757530052 is about 1979.5865248919.

The spelling of 7757530052 in words is "seven billion, seven hundred fifty-seven million, five hundred thirty thousand, fifty-two".