761126501601 has 24 divisors (see below), whose sum is σ = 1164752623944. Its totient is φ = 477291909120.

The previous prime is 761126501599. The next prime is 761126501627. The reversal of 761126501601 is 106105621167.

It is a happy number.

761126501601 is a `hidden beast` number, since 7 + 611 + 26 + 5 + 0 + 16 + 0 + 1 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 530164559376 + 230961942225 = 728124^2 + 480585^2 .

It is not a de Polignac number, because 761126501601 - 2¹ = 761126501599 is a prime.

It is not an unprimeable number, because it can be changed into a prime (761126501651) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1181976 + ... + 1708601.

It is an arithmetic number, because the mean of its divisors is an integer number (48531359331).

Almost surely, 2^761126501601 is an apocalyptic number.

It is an amenable number.

761126501601 is a deficient number, since it is larger than the sum of its proper divisors (403626122343).

761126501601 is a wasteful number, since it uses less digits than its factorization.

761126501601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2892321 (or 2892318 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 36.

The spelling of 761126501601 in words is "seven hundred sixty-one billion, one hundred twenty-six million, five hundred one thousand, six hundred one".