749550609655 has 16 divisors (see below), whose sum is σ = 908361889344. Its totient is φ = 593708544000.

The previous prime is 749550609641. The next prime is 749550609713. The reversal of 749550609655 is 556906055947.

It is not a de Polignac number, because 749550609655 - 2²³ = 749542221047 is a prime.

It is a super-2 number, since 2×749550609655² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 749550609593 and 749550609602.

It is a congruent number.

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, 2700727 + ... + 2965303.

It is an arithmetic number, because the mean of its divisors is an integer number (56772618084).

Almost surely, 2^749550609655 is an apocalyptic number.

749550609655 is a deficient number, since it is larger than the sum of its proper divisors (158811279689).

749550609655 is a wasteful number, since it uses less digits than its factorization.

749550609655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 270186.

The product of its (nonzero) digits is 51030000, while the sum is 61.

The spelling of 749550609655 in words is "seven hundred forty-nine billion, five hundred fifty million, six hundred nine thousand, six hundred fifty-five".