40387553755 has 8 divisors (see below), whose sum is σ = 48466479600. Its totient is φ = 32309099616.

The previous prime is 40387553729. The next prime is 40387553761. The reversal of 40387553755 is 55735578304.

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

It is a cyclic number.

It is not a de Polignac number, because 40387553755 - 2¹³ = 40387545563 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 110761 + ... + 305029.

It is an arithmetic number, because the mean of its divisors is an integer number (6058309950).

Almost surely, 2^40387553755 is an apocalyptic number.

40387553755 is a deficient number, since it is larger than the sum of its proper divisors (8078925845).

40387553755 is a wasteful number, since it uses less digits than its factorization.

40387553755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 235853.

The product of its (nonzero) digits is 8820000, while the sum is 52.

The spelling of 40387553755 in words is "forty billion, three hundred eighty-seven million, five hundred fifty-three thousand, seven hundred fifty-five".