611465061040 has 40 divisors (see below), whose sum is σ = 1432850434560. Its totient is φ = 242660146176.

The previous prime is 611465061037. The next prime is 611465061061. The reversal of 611465061040 is 40160564116.

It is a tau number, because it is divible by the number of its divisors (40).

It is a junction number, because it is equal to n+sod(n) for n = 611465060987 and 611465061005.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30081625 + ... + 30101944.

It is an arithmetic number, because the mean of its divisors is an integer number (35821260864).

Almost surely, 2^611465061040 is an apocalyptic number.

It is an amenable number.

611465061040 is an abundant number, since it is smaller than the sum of its proper divisors (821385373520).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

611465061040 is a wasteful number, since it uses less digits than its factorization.

611465061040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60183709 (or 60183703 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 34.

The spelling of 611465061040 in words is "six hundred eleven billion, four hundred sixty-five million, sixty-one thousand, forty".