11401012620 has 72 divisors (see below), whose sum is σ = 34774237680. Its totient is φ = 3023464320.

The previous prime is 11401012607. The next prime is 11401012627. The reversal of 11401012620 is 2621010411.

11401012620 is a `hidden beast` number, since 1 + 1 + 40 + 1 + 0 + 1 + 2 + 620 = 666.

11401012620 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-4 number, since 4×11401012620⁴ (a number of 41 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 11401012593 and 11401012602.

It is not an unprimeable number, because it can be changed into a prime (11401012627) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 142390 + ... + 207549.

Almost surely, 2^11401012620 is an apocalyptic number.

11401012620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11401012620 is an abundant number, since it is smaller than the sum of its proper divisors (23373225060).

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

11401012620 is a wasteful number, since it uses less digits than its factorization.

11401012620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 350135 (or 350130 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

The spelling of 11401012620 in words is "eleven billion, four hundred one million, twelve thousand, six hundred twenty".