155511245464 has 32 divisors (see below), whose sum is σ = 293869477440. Its totient is φ = 77146295200.

The previous prime is 155511245447. The next prime is 155511245497. The reversal of 155511245464 is 464542115551.

It is a self number, because there is not a number n which added to its sum of digits gives 155511245464.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6413187 + ... + 6437389.

It is an arithmetic number, because the mean of its divisors is an integer number (9183421170).

Almost surely, 2^155511245464 is an apocalyptic number.

It is an amenable number.

155511245464 is a deficient number, since it is larger than the sum of its proper divisors (138358231976).

155511245464 is a wasteful number, since it uses less digits than its factorization.

155511245464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30471 (or 30467 counting only the distinct ones).

The product of its digits is 480000, while the sum is 43.

The spelling of 155511245464 in words is "one hundred fifty-five billion, five hundred eleven million, two hundred forty-five thousand, four hundred sixty-four".