11402137854 has 96 divisors (see below), whose sum is σ = 26267020416. Its totient is φ = 3705847200.

The previous prime is 11402137841. The next prime is 11402137939. The reversal of 11402137854 is 45873120411.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3287029 + ... + 3290495.

It is an arithmetic number, because the mean of its divisors is an integer number (273614796).

Almost surely, 2^11402137854 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11402137854, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13133510208).

11402137854 is an abundant number, since it is smaller than the sum of its proper divisors (14864882562).

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

11402137854 is a wasteful number, since it uses less digits than its factorization.

11402137854 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3652 (or 3640 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 36.

The spelling of 11402137854 in words is "eleven billion, four hundred two million, one hundred thirty-seven thousand, eight hundred fifty-four".