40349064802 has 4 divisors (see below), whose sum is σ = 60523597206. Its totient is φ = 20174532400.

The previous prime is 40349064799. The next prime is 40349064823. The reversal of 40349064802 is 20846094304.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 21912584841 + 18436479961 = 148029^2 + 135781^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10087266199 + ... + 10087266202.

Almost surely, 2^40349064802 is an apocalyptic number.

40349064802 is a deficient number, since it is larger than the sum of its proper divisors (20174532404).

40349064802 is a wasteful number, since it uses less digits than its factorization.

40349064802 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20174532403.

The product of its (nonzero) digits is 165888, while the sum is 40.

The spelling of 40349064802 in words is "forty billion, three hundred forty-nine million, sixty-four thousand, eight hundred two".