7400036740040 has 48 divisors (see below), whose sum is σ = 19368463513500. Its totient is φ = 2537155453056.

The previous prime is 7400036740037. The next prime is 7400036740049. The reversal of 7400036740040 is 400476300047.

It can be written as a sum of positive squares in 2 ways, for example, as 7245151989124 + 154884750916 = 2691682^2 + 393554^2 .

It is a Harshad number since it is a multiple of its sum of digits (35).

It is not an unprimeable number, because it can be changed into a prime (7400036740049) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1887762515 + ... + 1887766434.

Almost surely, 2^{7400036740040} is an apocalyptic number.

7400036740040 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

7400036740040 is an abundant number, since it is smaller than the sum of its proper divisors (11968426773460).

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

7400036740040 is a wasteful number, since it uses less digits than its factorization.

7400036740040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3775528974 (or 3775528963 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 35.

The spelling of 7400036740040 in words is "seven trillion, four hundred billion, thirty-six million, seven hundred forty thousand, forty".