11318937042 has 128 divisors (see below), whose sum is σ = 28143396864. Its totient is φ = 2961036288.

The previous prime is 11318936977. The next prime is 11318937067. The reversal of 11318937042 is 24073981311.

11318937042 = T₁₃₇₃₃ + T₁₃₇₃₄ + ... + T₁₃₈₅₁.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 9731953 + ... + 9733115.

It is an arithmetic number, because the mean of its divisors is an integer number (219870288).

Almost surely, 2^11318937042 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11318937042, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14071698432).

11318937042 is an abundant number, since it is smaller than the sum of its proper divisors (16824459822).

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

11318937042 is a wasteful number, since it uses less digits than its factorization.

11318937042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1552.

The product of its (nonzero) digits is 36288, while the sum is 39.

The spelling of 11318937042 in words is "eleven billion, three hundred eighteen million, nine hundred thirty-seven thousand, forty-two".