1157205565010 has 32 divisors (see below), whose sum is σ = 2274518188800. Its totient is φ = 420396975360.

The previous prime is 1157205565001. The next prime is 1157205565027. The reversal of 1157205565010 is 105655027511.

It is a happy number.

It is a super-2 number, since 2×1157205565010² (a number of 25 digits) contains 22 as substring.

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, 4948295 + ... + 5176874.

It is an arithmetic number, because the mean of its divisors is an integer number (71078693400).

Almost surely, 2^{1157205565010} is an apocalyptic number.

1157205565010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1157205565010 is a deficient number, since it is larger than the sum of its proper divisors (1117312623790).

1157205565010 is a wasteful number, since it uses less digits than its factorization.

1157205565010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10126226.

The product of its (nonzero) digits is 52500, while the sum is 38.

The spelling of 1157205565010 in words is "one trillion, one hundred fifty-seven billion, two hundred five million, five hundred sixty-five thousand, ten".