55552226040 has 96 divisors (see below), whose sum is σ = 182332425600. Its totient is φ = 14667244800.

The previous prime is 55552226033. The next prime is 55552226047. The reversal of 55552226040 is 4062225555.

55552226040 is a `hidden beast` number, since 5 + 5 + 552 + 2 + 2 + 60 + 40 = 666.

It is an interprime number because it is at equal distance from previous prime (55552226033) and next prime (55552226047).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 55552225986 and 55552226004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55552226047) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 727560 + ... + 800279.

It is an arithmetic number, because the mean of its divisors is an integer number (1899296100).

Almost surely, 2^55552226040 is an apocalyptic number.

It is an amenable number.

55552226040 is an abundant number, since it is smaller than the sum of its proper divisors (126780199560).

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

55552226040 is a wasteful number, since it uses less digits than its factorization.

55552226040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1527957 (or 1527950 counting only the distinct ones).

The product of its (nonzero) digits is 120000, while the sum is 36.

The spelling of 55552226040 in words is "fifty-five billion, five hundred fifty-two million, two hundred twenty-six thousand, forty".