553426636896 has 672 divisors, whose sum is σ = 1930149720576. Its totient is φ = 152845056000.

The previous prime is 553426636879. The next prime is 553426636913. The reversal of 553426636896 is 698636624355.

553426636896 is a `hidden beast` number, since 5 + 5 + 3 + 4 + 266 + 368 + 9 + 6 = 666.

It is an interprime number because it is at equal distance from previous prime (553426636879) and next prime (553426636913).

It is a tau number, because it is divible by the number of its divisors (672).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 111 ways as a sum of consecutive naturals, for example, 877062501 + ... + 877063131.

It is an arithmetic number, because the mean of its divisors is an integer number (2872246608).

Almost surely, 2^553426636896 is an apocalyptic number.

553426636896 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 553426636896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (965074860288).

553426636896 is an abundant number, since it is smaller than the sum of its proper divisors (1376723083680).

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

553426636896 is a wasteful number, since it uses less digits than its factorization.

553426636896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 838 (or 815 counting only the distinct ones).

The product of its digits is 167961600, while the sum is 63.

The spelling of 553426636896 in words is "five hundred fifty-three billion, four hundred twenty-six million, six hundred thirty-six thousand, eight hundred ninety-six".