11742470454 has 64 divisors (see below), whose sum is σ = 27639682560. Its totient is φ = 3278776320.

The previous prime is 11742470447. The next prime is 11742470471. The reversal of 11742470454 is 45407424711.

It is a happy number.

It is a super-2 number, since 2×11742470454² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 483207 + ... + 506925.

It is an arithmetic number, because the mean of its divisors is an integer number (431870040).

Almost surely, 2^11742470454 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11742470454, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13819841280).

11742470454 is an abundant number, since it is smaller than the sum of its proper divisors (15897212106).

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

11742470454 is a wasteful number, since it uses less digits than its factorization.

11742470454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24325.

The product of its (nonzero) digits is 125440, while the sum is 39.

The spelling of 11742470454 in words is "eleven billion, seven hundred forty-two million, four hundred seventy thousand, four hundred fifty-four".