126340360465 has 16 divisors (see below), whose sum is σ = 165462077376. Its totient is φ = 91844420800.

The previous prime is 126340360457. The next prime is 126340360507. The reversal of 126340360465 is 564063043621.

It is a happy number.

It is not a de Polignac number, because 126340360465 - 2³ = 126340360457 is a prime.

It is a super-2 number, since 2×126340360465² (a number of 23 digits) contains 22 as substring.

It is a Duffinian 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 15 ways as a sum of consecutive naturals, for example, 363991 + ... + 620620.

It is an arithmetic number, because the mean of its divisors is an integer number (10341379836).

Almost surely, 2^126340360465 is an apocalyptic number.

It is an amenable number.

126340360465 is a deficient number, since it is larger than the sum of its proper divisors (39121716911).

126340360465 is a wasteful number, since it uses less digits than its factorization.

126340360465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 986960.

The product of its (nonzero) digits is 311040, while the sum is 40.

The spelling of 126340360465 in words is "one hundred twenty-six billion, three hundred forty million, three hundred sixty thousand, four hundred sixty-five".