761340505652 has 24 divisors (see below), whose sum is σ = 1333553687424. Its totient is φ = 380325328992.

The previous prime is 761340505603. The next prime is 761340505697. The reversal of 761340505652 is 256505043167.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21126233 + ... + 21162239.

It is an arithmetic number, because the mean of its divisors is an integer number (55564736976).

Almost surely, 2^761340505652 is an apocalyptic number.

It is an amenable number.

761340505652 is a deficient number, since it is larger than the sum of its proper divisors (572213181772).

761340505652 is a wasteful number, since it uses less digits than its factorization.

761340505652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40655 (or 40653 counting only the distinct ones).

The product of its (nonzero) digits is 756000, while the sum is 44.

The spelling of 761340505652 in words is "seven hundred sixty-one billion, three hundred forty million, five hundred five thousand, six hundred fifty-two".