40774311078402 has 32 divisors (see below), whose sum is σ = 90469966037760. Its totient is φ = 12146430623120.

The previous prime is 40774311078379. The next prime is 40774311078517. The reversal of 40774311078402 is 20487011347704.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5235526548 + ... + 5235534335.

It is an arithmetic number, because the mean of its divisors is an integer number (2827186438680).

Almost surely, 2^{40774311078402} is an apocalyptic number.

40774311078402 is an abundant number, since it is smaller than the sum of its proper divisors (49695654959358).

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

40774311078402 is a wasteful number, since it uses less digits than its factorization.

40774311078402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10471060958.

The product of its (nonzero) digits is 1053696, while the sum is 48.

The spelling of 40774311078402 in words is "forty trillion, seven hundred seventy-four billion, three hundred eleven million, seventy-eight thousand, four hundred two".