55527780502 has 8 divisors (see below), whose sum is σ = 83301236712. Its totient is φ = 27760701600.

The previous prime is 55527780409. The next prime is 55527780509. The reversal of 55527780502 is 20508772555.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55527780509) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1572499 + ... + 1607422.

It is an arithmetic number, because the mean of its divisors is an integer number (10412654589).

Almost surely, 2^55527780502 is an apocalyptic number.

55527780502 is a deficient number, since it is larger than the sum of its proper divisors (27773456210).

55527780502 is a wasteful number, since it uses less digits than its factorization.

55527780502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3188654.

The product of its (nonzero) digits is 980000, while the sum is 46.

The spelling of 55527780502 in words is "fifty-five billion, five hundred twenty-seven million, seven hundred eighty thousand, five hundred two".