2940723454851 has 32 divisors (see below), whose sum is σ = 5362002885120. Its totient is φ = 1551150832032.

The previous prime is 2940723454813. The next prime is 2940723454853. The reversal of 2940723454851 is 1584543270492.

It is a happy number.

2940723454851 is a `hidden beast` number, since 2 + 9 + 40 + 7 + 2 + 3 + 4 + 548 + 51 = 666.

It is not a de Polignac number, because 2940723454851 - 2⁷ = 2940723454723 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2940723454853) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 598435365 + ... + 598440278.

It is an arithmetic number, because the mean of its divisors is an integer number (167562590160).

Almost surely, 2^{2940723454851} is an apocalyptic number.

2940723454851 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

2940723454851 is a deficient number, since it is larger than the sum of its proper divisors (2421279430269).

2940723454851 is a wasteful number, since it uses less digits than its factorization.

2940723454851 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1196875672 (or 1196875666 counting only the distinct ones).

The product of its (nonzero) digits is 9676800, while the sum is 54.

The spelling of 2940723454851 in words is "two trillion, nine hundred forty billion, seven hundred twenty-three million, four hundred fifty-four thousand, eight hundred fifty-one".