40346407877052 has 24 divisors (see below), whose sum is σ = 97178444780032. Its totient is φ = 13014970282800.

The previous prime is 40346407877051. The next prime is 40346407877059. The reversal of 40346407877052 is 25077870464304.

It is a junction number, because it is equal to n+sod(n) for n = 40346407876983 and 40346407877001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40346407877051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54229042474 + ... + 54229043217.

Almost surely, 2^{40346407877052} is an apocalyptic number.

It is an amenable number.

40346407877052 is an abundant number, since it is smaller than the sum of its proper divisors (56832036902980).

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

40346407877052 is a wasteful number, since it uses less digits than its factorization.

40346407877052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108458085729 (or 108458085727 counting only the distinct ones).

The product of its (nonzero) digits is 31610880, while the sum is 57.

The spelling of 40346407877052 in words is "forty trillion, three hundred forty-six billion, four hundred seven million, eight hundred seventy-seven thousand, fifty-two".