40887219042402 has 32 divisors (see below), whose sum is σ = 86589666781632. Its totient is φ = 12826626891264.

The previous prime is 40887219042379. The next prime is 40887219042469. The reversal of 40887219042402 is 20424091278804.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (51).

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, 9711243 + ... + 13269614.

It is an arithmetic number, because the mean of its divisors is an integer number (2705927086926).

Almost surely, 2^{40887219042402} is an apocalyptic number.

40887219042402 is an abundant number, since it is smaller than the sum of its proper divisors (45702447739230).

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

40887219042402 is a wasteful number, since it uses less digits than its factorization.

40887219042402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22998322.

The product of its (nonzero) digits is 2064384, while the sum is 51.

The spelling of 40887219042402 in words is "forty trillion, eight hundred eighty-seven billion, two hundred nineteen million, forty-two thousand, four hundred two".