958642157655 has 48 divisors (see below), whose sum is σ = 2045103278400. Its totient is φ = 404525919744.

The previous prime is 958642157651. The next prime is 958642157659. The reversal of 958642157655 is 556751246859.

958642157655 is a `hidden beast` number, since 9 + 5 + 8 + 6 + 4 + 2 + 1 + 576 + 55 = 666.

It is an interprime number because it is at equal distance from previous prime (958642157651) and next prime (958642157659).

It is not a de Polignac number, because 958642157655 - 2² = 958642157651 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a junction number, because it is equal to n+sod(n) for n = 958642157592 and 958642157601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (958642157651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 117046230 + ... + 117054419.

It is an arithmetic number, because the mean of its divisors is an integer number (42606318300).

Almost surely, 2^958642157655 is an apocalyptic number.

958642157655 is an abundant number, since it is smaller than the sum of its proper divisors (1086461120745).

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

958642157655 is a wasteful number, since it uses less digits than its factorization.

958642157655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234100680 (or 234100677 counting only the distinct ones).

The product of its digits is 90720000, while the sum is 63.

The spelling of 958642157655 in words is "nine hundred fifty-eight billion, six hundred forty-two million, one hundred fifty-seven thousand, six hundred fifty-five".